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<title><![CDATA[EC21 Product Catalogs - high temperature series]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/high_temperature_series--2673/1/high temperature series.html]]></link><item>
<title><![CDATA[METICULAB Ruby Jewel Bearing | Nonporous &amp; Throughhole Series | High Hardness Wearresistant]]></title><link><![CDATA[https://meticulab.en.ec21.com/METICULAB_Ruby_Jewel_Bearing_Nonporous--12070432_12071573.html]]></link><description><![CDATA[Series | High Hardness Wear‑resistant
1. Material &amp; Properties
High-purity synthetic ruby single crystal (α-Al₂O₃)
Hardness: 9 Mohs (HV 1800–2000)
Density: 3.98 g/cm³
Operating temperature:]]></description><pubDate><![CDATA[20260508]]></pubDate></item>
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<title><![CDATA[Water Hammer Arrester]]></title><link><![CDATA[https://gtijames7.en.ec21.com/Water_Hammer_Arrester--12064232_12064233.html]]></link><description><![CDATA[Series THREADED and SOLDER incorporates a precharged, permanent sealed air chamber to absorb the shock, The sealed chamber prevents the loss of air to the water and insures long and trouble-free Life]]></description><pubDate><![CDATA[20251210]]></pubDate></item>
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<title><![CDATA[Steel Bar Forging Heating,Steel Bar Forging Heating Furnace]]></title><link><![CDATA[https://inductinheating.en.ec21.com/Steel_Bar_Forging_Heating_Steel--9931327_9934002.html]]></link><description><![CDATA[series resonance
4.Reduced Operating Cost
5.High energy conversion over 97.5%
6.High power factor 0.98
7.Energy saving 15%-30% compared with SCR technology
8.High efficiency over 90%; 100% duty cycle]]></description><pubDate><![CDATA[20250320]]></pubDate></item>
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<title><![CDATA[GOANWIN GP H-Frame High Speed Press for Shaded Pole Motor, Motor Core Lamination]]></title><link><![CDATA[https://goanwin.en.ec21.com/GOANWIN_GP_H_Frame_High--12040893_12041141.html]]></link><description><![CDATA[Series H-Frame High-Speed Press is engineered for precision and high-efficiency metal fabrication, catering to complex processes such as stamping, bending, and forming. Designed specifically for moto]]></description><pubDate><![CDATA[20250203]]></pubDate></item>
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<title><![CDATA[A/AM-Sries(Air Cooled Chiller )]]></title><link><![CDATA[https://cooler7777.en.ec21.com/A_AM_Sries_Air_Cooled--9249334_9257186.html]]></link><description><![CDATA[temperature is above 27 degress, the environment can be comfortable by separating and installing Cooler outside (AM series)
For the plave of no Ventilation, Less production, and higher heat, AM serie]]></description><pubDate><![CDATA[20241105]]></pubDate></item>
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<title><![CDATA[CV3000 Top Guided Pneumatic Control Valve (GAHTS)]]></title><link><![CDATA[https://wangtina2.en.ec21.com/CV3000_Top_Guided_Pneumatic_Control--12001320_12001419.html]]></link><description><![CDATA[series valve has from the vacuum valve to the valve, varied from low to high temperature control. Widely used in petroleum refining, petrochemical, chemical fertilizer, chemical, steel, metallurgy, p]]></description><pubDate><![CDATA[20240909]]></pubDate></item>
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<title><![CDATA[Vacuum Electric Displacement Stage, Precision Motorized Linear Stage PT-GD140-(50-500)]]></title><link><![CDATA[https://pdvrebecca.en.ec21.com/Vacuum_Electric_Displacement_Stage_Precision--12000008_12000041.html]]></link><description><![CDATA[series displacement table project has been used in military and civil fields, and has formed the following product advantages:
1. Vacuum, high and low temperature (LOX 10-7pa, - 196 ° C ~ 200 ° C) ]]></description><pubDate><![CDATA[20240906]]></pubDate></item>
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<title><![CDATA[Tungsten Carbide Coated Roller]]></title><link><![CDATA[https://foshang05.en.ec21.com/Tungsten_Carbide_Coated_Roller--11962078_11962080.html]]></link><description><![CDATA[high melting point and hardness of tungsten carbide, the adhesion between the sprayed tungsten carbide particles and the base material is poor, and oxidation is easy to occur when the temperature is ]]></description><pubDate><![CDATA[20240703]]></pubDate></item>
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<title><![CDATA[Bg Series Auto Pharmaceutical Equipment Medicine Pill Tablet Film Coating Machine]]></title><link><![CDATA[https://maggie1234567.en.ec21.com/Bg_Series_Auto_Pharmaceutical_Equipment--11929357_11929413.html]]></link><description><![CDATA[Series Auto Pharmaceutical Equipment Pill Tablet Film Coating Machine The machine is applied for coating traditional Chinese and Western tablets and pills with sugar, organic film, water soluble film]]></description><pubDate><![CDATA[20240606]]></pubDate></item>
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<title><![CDATA[Hot Sale Hydraulic Oil Filter Support Customized Specifications]]></title><link><![CDATA[https://mango6.en.ec21.com/Hot_Sale_Hydraulic_Oil_Filter--11936366_11936400.html]]></link><description><![CDATA[We are filter equipment supplier from China.We provide all kinds of filter for industry and home application. We specializes in the filter industry, and its product series include oil filters, air fi]]></description><pubDate><![CDATA[20240514]]></pubDate></item>
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<title><![CDATA[AccuThermo AW Series Rapid Thermal Processing]]></title><link><![CDATA[https://allwin21.en.ec21.com/AccuThermo_AW_Series_Rapid_Thermal--9759759_9763379.html]]></link><description><![CDATA[high temperature configurations are optional.Continue Reading
AccuThermo AW820V – Vacuum RTPby Rapid Thermal Process Equipment, Vacuum Rapid Thermal Process
AccuThermo AW 820 RTP, 150-840 C or 400-]]></description><pubDate><![CDATA[20240514]]></pubDate></item>
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<title><![CDATA[Hot Rolling Pipe Mill Production Line]]></title><link><![CDATA[https://lzbhmachine.en.ec21.com/Hot_Rolling_Pipe_Mill_Production--11540564_11930676.html]]></link><description><![CDATA[series of rolls that gradually reduce its diameter while increasing its length.
Temperature control: The steel must be maintained at an elevated temperature to allow for plastic deformation.
Uniformi]]></description><pubDate><![CDATA[20240429]]></pubDate></item>
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<title><![CDATA[Silver Powder Mixer/ Heating and Cooling Mixer]]></title><link><![CDATA[https://ythongdong.en.ec21.com/Silver_Powder_Mixer_Heating_and--11643817_11651802.html]]></link><description><![CDATA[1. Production description:
The special temperature is generated by the powder friction during high speed rotation of mixing tools. The powder could be suspended and dispersed well in the container du]]></description><pubDate><![CDATA[20240423]]></pubDate></item>
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<title><![CDATA[H14 Fiberglass Air Filter Paper]]></title><link><![CDATA[https://clean01.en.ec21.com/H14_Fiberglass_Air_Filter_Paper--11925468_11927962.html]]></link><description><![CDATA[High temperature)
99.97
MEDIUM
MEDIUM(BOX)
COLORIMETRY
65~95
Apply to the front end of HEPA of building&apos;s central air-conditioning
MEDIUM(FRANGE)
65~95
MEDIUM(M-P)
65~95
MEDIUM(V-BANK)
65~95
SUPER-FL]]></description><pubDate><![CDATA[20240422]]></pubDate></item>
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<title><![CDATA[High Temperature High Pressure Water Mold Temperature Controller]]></title><link><![CDATA[https://xinbangltd.en.ec21.com/High_Temperature_High_Pressure_Water--11910358_11913365.html]]></link><description><![CDATA[Temperature Controller
Water heaters are used to heat
up the mould and maintain temperature, and also they can be used in other
similar applications. This series of machines use water as the medium t]]></description><pubDate><![CDATA[20240409]]></pubDate></item>
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<title><![CDATA[Fiber Laser Cutting Machine HS-CG2560 Series]]></title><link><![CDATA[https://cmbio12.en.ec21.com/Fiber_Laser_Cutting_Machine_HS--11774782_11775445.html]]></link><description><![CDATA[High Temperature failure Release the pressure of internal under over environment.
Rough Manching Removing the welding slag, milling out the shape of machine bed, making the processing
surface for fin]]></description><pubDate><![CDATA[20240318]]></pubDate></item>
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<title><![CDATA[10 Zones SMT Reflow Soldering Machine , PCB SMD Reflow Oven Hot Air Convection]]></title><link><![CDATA[https://machinesmtcom.en.ec21.com/10_Zones_SMT_Reflow_Soldering--11870997_11870998.html]]></link><description><![CDATA[PRODUCT DESCRIPTION10 Zones Pcb Smd Reflow Oven Hot Air Convection SMT Reflow Soldering Machine
Features:
HR Series High End/Nitrogen Reflow Soldering Machine
1.Humanized operation interface, Windows]]></description><pubDate><![CDATA[20231128]]></pubDate></item>
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<title><![CDATA[Facerom 1700C Chamber Furnace]]></title><link><![CDATA[https://facerom.en.ec21.com/Facerom_1700C_Chamber_Furnace--11824133_11824152.html]]></link><description><![CDATA[Applications
FMJ series high temperature chamber furnace adopts vacuum adsorption ceramic fiber chamber, multi-layer insulation material heat insulation, fast temperature rise, strong resistance to t]]></description><pubDate><![CDATA[20230724]]></pubDate></item>
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<title><![CDATA[Ultra Low Humidity Dry Cabinet for MSD IPC/JEDEC J-STD-033]]></title><link><![CDATA[https://eurekamarketing.en.ec21.com/Ultra_Low_Humidity_Dry_Cabinet--9213141_9213204.html]]></link><description><![CDATA[series), &lt;10% RH (SDC series), &lt;20% RH (TD series) or 10%~50% RH (TUS series) 
Fast recovery times in ambient temperature and pressure (NTP) conditions without using costly nitrogen (N2) or dry air p]]></description><pubDate><![CDATA[20181025]]></pubDate></item>
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<title><![CDATA[Semiconductor Molding Equipment Fou Display LED Plastic Package]]></title><link><![CDATA[https://llp6258280.en.ec21.com/Semiconductor_Molding_Equipment_Fou_Display--11840944_11840945.html]]></link><description><![CDATA[temperature and injection pressure to ensure the quality and stability of the plastic package.
Cutting: Cut the plastic package into individual LED lamp beads. This process requires high-precision eq]]></description><pubDate><![CDATA[20230903]]></pubDate></item>
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<title><![CDATA[AS25  BS60]]></title><link><![CDATA[https://tjfreya.en.ec21.com/AS25_BS60--9613790_9613951.html]]></link><description><![CDATA[highly appraised by users.
At the same time, we also accumulate rich technology and scene experiences in the process of updating and upgrading DKJ or other actuators to the introduced series.
2.Featu]]></description><pubDate><![CDATA[20150731]]></pubDate></item>
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<title><![CDATA[Fine Wire Drawing Machine]]></title><link><![CDATA[https://fastenersmachine.en.ec21.com/Fine_Wire_Drawing_Machine--11880290_11880294.html]]></link><description><![CDATA[series. Wire passes through these dies sequentially, with each pass reducing its diameter incrementally. This allows for precise control over the reduction process and enables the production of extre]]></description><pubDate><![CDATA[20231227]]></pubDate></item>
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<title><![CDATA[MS-1-3 Automatic Sharpening Machine for Diamond Saw Blade]]></title><link><![CDATA[https://shmountain.en.ec21.com/MS_1_3_Automatic_Sharpening--10252328_10252429.html]]></link><description><![CDATA[high-tech enterprise specializing in R&amp;D, manufacturing and marketing of 
automation equipment in the industry of DIAMOND TOOLS. Over the years, SHMOUNTAIN has researched and developed a series of 
a]]></description><pubDate><![CDATA[20221115]]></pubDate></item>
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<title><![CDATA[Large Gas Phase Liquid Nitrogen Tank_stainless Steel Cryogenic Storage Container]]></title><link><![CDATA[https://tianchicryogenic.en.ec21.com/Large_Gas_Phase_Liquid_Nitrogen--11769355_11769356.html]]></link><description><![CDATA[series biological sample bank liquid nitrogen tank mainly provides users with a fully automatic, safe and reliable cryogenic liquid nitrogen storage system. Advanced technologies such as high-vacuum ]]></description><pubDate><![CDATA[20230414]]></pubDate></item>
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<title><![CDATA[Lab Use Pure O2 Generator Small Oxygen Production Machine]]></title><link><![CDATA[https://smtlabtech.en.ec21.com/Lab_Use_Pure_O2_Generator--11798428_11798448.html]]></link><description><![CDATA[power series battery technology, which can effectively reduce the temperature in the pool. 4. With no return liquid device, can effectively ensure that the instrument no return liquid phenomenon
]]></description><pubDate><![CDATA[20230529]]></pubDate></item>
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<title><![CDATA[Fully Automatic Solar Laminator]]></title><link><![CDATA[https://solarlaminator.en.ec21.com/Fully_Automatic_Solar_Laminator--11768127_11843811.html]]></link><description><![CDATA[temperature can decrease quickly without bubbles. The temperature in the cooling chamber can be adjusted, to realize the cooling process in the cooling stage. Main components: loading stage, two heat]]></description><pubDate><![CDATA[20230912]]></pubDate></item>
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<title><![CDATA[Film Lighting]]></title><link><![CDATA[https://sunnyxiao2022.en.ec21.com/Film_Lighting--11621863_11621865.html]]></link><description><![CDATA[high color temperature scenarios.
Realizing professional control modes (CCT, HSI, GEL, RGBW, X.Y. and EFFECT, etc.), Caster series LED soft light panel is of appealing appearance, lightweight (compon]]></description><pubDate><![CDATA[20220816]]></pubDate></item>
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<title><![CDATA[Aluminum Manifold Block]]></title><link><![CDATA[https://gdcoyo.en.ec21.com/Aluminum_Manifold_Block--11765164_11826231.html]]></link><description><![CDATA[High Pressure and Temperature Resistance: Aluminum has good mechanical properties, enabling the manifold block to handle high pressure and temperature conditions without compromising performance.
Ano]]></description><pubDate><![CDATA[20230728]]></pubDate></item>
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<title><![CDATA[Digital Thermostatic Lab Vacuum Drying Oven for Sale]]></title><link><![CDATA[https://jenny0507nanbei.en.ec21.com/Digital_Thermostatic_Lab_Vacuum_Drying--10741822_10752830.html]]></link><description><![CDATA[series are equipted with vacuum pump 
&amp;middot;specification test under no load condition:ambient temperature is 20C, and relative 
humidity is 50% 
Options: 
1 intelligent programmable LCD temperatur]]></description><pubDate><![CDATA[20180614]]></pubDate></item>
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<title><![CDATA[Electric Silicon Carbide Heating Element Rod for Industrial Electric Furnace]]></title><link><![CDATA[https://2454652174lq.en.ec21.com/Electric_Silicon_Carbide_Heating_Element--11826720_11830148.html]]></link><description><![CDATA[temperature control
4. The use method is simple and can be used for parallel, series and hybrid connections,
5. Fast temperature rise, strong thermal oxidation resistance
Physical Properties of Silic]]></description><pubDate><![CDATA[20230805]]></pubDate></item>
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<title><![CDATA[Turbine Oil Purification Machine]]></title><link><![CDATA[https://oilrecyclingkq.en.ec21.com/Turbine_Oil_Purification_Machine--11152596_11152787.html]]></link><description><![CDATA[temperature curve vacuum drying principle between water and oil, can high-efficient separation waster and oil , and deep precise filtration theory.
Primary advantages
It units the precision filter an]]></description><pubDate><![CDATA[20200526]]></pubDate></item>
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<title><![CDATA[7 Inch HMI Touch Screen with 1 Series Interfaces RS485]]></title><link><![CDATA[https://xlichuan.en.ec21.com/7_Inch_HMI_Touch_Screen--11842258_11842261.html]]></link><description><![CDATA[Product DescriptionLICHUAN® is 7 Inch HMI Touch Screen with 1 Series Interfaces RS485 manufacturers and suppliers in China who can wholesale 7 Inch HMI Touch Screen with 1 Series Interfaces RS485, w]]></description><pubDate><![CDATA[20230907]]></pubDate></item>
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<title><![CDATA[Environmental Testing Equipment]]></title><link><![CDATA[https://yuanyaotech.en.ec21.com/Environmental_Testing_Equipment--11665141_11665142.html]]></link><description><![CDATA[temperature, humidity, thermal, altitude &amp; pressure test chamber, industrial oven, aging test/IP test, corrosion test chamber and mechanical test series.
A: What is the use of stability environmental]]></description><pubDate><![CDATA[20221029]]></pubDate></item>
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<title><![CDATA[Heating Coils for Glass Tempering Furnace]]></title><link><![CDATA[https://lyyichuan.en.ec21.com/Heating_Coils_for_Glass_Tempering--11190093_11539088.html]]></link><description><![CDATA[high temperature resistant material, with a number of patented technology, design, manufacture all kinds of electric heaters, electric heating equipment, production of series of heat treatment furnac]]></description><pubDate><![CDATA[20220303]]></pubDate></item>
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<title><![CDATA[Wood Briquette Machine]]></title><link><![CDATA[https://gomine.en.ec21.com/Wood_Briquette_Machine--11809704_11813309.html]]></link><description><![CDATA[series of briquette machine is a
new type of wood briquette machine,the finished products are more solid.
06 This Wood Briquette Machine with
automatic temperature control system is designed to produ]]></description><pubDate><![CDATA[20230630]]></pubDate></item>
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<title><![CDATA[Industrial Funsonic Ultrasonic Equipment for Graphene Processing Liquid Equipment]]></title><link><![CDATA[https://funsonic.en.ec21.com/Industrial_Funsonic_Ultrasonic_Equipment_for--11748582_11861827.html]]></link><description><![CDATA[high temperature and high pressure resulting in acoustic chemical phenomena, is a unique form of acoustic chemistry of energy and material exchange. Therefore, ultrasonic acoustic chemical equipment ]]></description><pubDate><![CDATA[20231102]]></pubDate></item>
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<title><![CDATA[SCB ( Surge Protector Circuit Breaker )-SSD ( SPD Specific Disconnector)]]></title><link><![CDATA[https://techwin2006.en.ec21.com/SCB_Surge_Protector_Circuit_Breaker--11611022_11611048.html]]></link><description><![CDATA[series on the SPD circuit and has the ability to resist high surges. The T1 level can reach up to 25KA (10/350μs), and the residual voltage is low. The surge protector main breaker can intelligently]]></description><pubDate><![CDATA[20220728]]></pubDate></item>
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<title><![CDATA[DRC-D51 Ring Rolling Machine]]></title><link><![CDATA[https://youli798.en.ec21.com/DRC_D51_Ring_Rolling_Machine--11873476_11873644.html]]></link><description><![CDATA[D51 Series Vertical Ring Rolling Machine (Reaming Machine) is a machine for hot rolling and expanding of ring blanks. This product is mostly used for bearings, flat weld flanges, high diameter flange]]></description><pubDate><![CDATA[20231207]]></pubDate></item>
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<title><![CDATA[CBN Inserts Cutting Tools Used for Automotive Brake Disc and Brake Drum Producing]]></title><link><![CDATA[https://bescosa.en.ec21.com/CBN_Inserts_Cutting_Tools_Used--11088371_11088668.html]]></link><description><![CDATA[high chemical stability and heat stability, excel on cast irons, hardened steel, powder metal, hard facing alloys, HSS, and high temperature alloy. They are commonly used in the automotive, aerospace]]></description><pubDate><![CDATA[20200327]]></pubDate></item>
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<title><![CDATA[WF Grinder Ganoderma Lucidum Grinding Mill]]></title><link><![CDATA[https://wtgrinderline.en.ec21.com/WF_Grinder_Ganoderma_Lucidum_Grinding--11009844_11028344.html]]></link><description><![CDATA[WF Grinder
ganoderma lucidum grinding mill
This machine is mainly used in chemical industry, medicine (TCM), food, spices, resin powder, besmear powderetc,high temperature resistant material, crushin]]></description><pubDate><![CDATA[20210120]]></pubDate></item>
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<title><![CDATA[SWP Ultra High Frequency Induction Heating Machine]]></title><link><![CDATA[https://cnjkz.en.ec21.com/SWP_Ultra_High_Frequency_Induction--11384694_11384705.html]]></link><description><![CDATA[series, and the personalized function interface and display language can be customized according to customers&apos; requirements.
Equipped with the core components of major international manufacturers, th]]></description><pubDate><![CDATA[20210520]]></pubDate></item>
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<title><![CDATA[Spherical Silver Coated Copper Powder]]></title><link><![CDATA[https://dgsatnano.en.ec21.com/Spherical_Silver_Coated_Copper_Powder--11845990_11845991.html]]></link><description><![CDATA[temperature conductor slurries. Sintered medium temperature conductor slurry requires a spherical conductive phase, continuous and dense silver layer coating, and good oxidation resistance at a sinte]]></description><pubDate><![CDATA[20230919]]></pubDate></item>
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<title><![CDATA[Pv DC Metal Series Combiner Box for Solar System 2 in 1 Out]]></title><link><![CDATA[https://adelssolar.en.ec21.com/Pv_DC_Metal_Series_Combiner--11708386_11708387.html]]></link><description><![CDATA[As a professional high quality Pv DC metal series Combiner Box For Solar System 2 In 1 Out manufacturers, you can rest assured to buy Pv DC metal series Combiner Box For Solar System 2 In 1 Out from ]]></description><pubDate><![CDATA[20230113]]></pubDate></item>
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<title><![CDATA[NOVA New and Original IC BUF NON-INVERT 5.5V SOT23-5 SN74LVC1G125DBVR]]></title><link><![CDATA[https://hknovatech.en.ec21.com/NOVA_New_and_Original_IC--11889683_11890202.html]]></link><description><![CDATA[High, Low32mA, 32mA Voltage - Supply1.65V ~ 5.5V Operating Temperature-40°C ~ 125°C (TA) Mounting TypeSurface Mount Package / CaseSC-74A, SOT-753 Supplier Device PackageSOT-23-5 Base Product Number]]></description><pubDate><![CDATA[20240118]]></pubDate></item>
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<title><![CDATA[Corn Straw Briquetting Machine]]></title><link><![CDATA[https://ttbriquette.en.ec21.com/Corn_Straw_Briquetting_Machine--11877656_11877659.html]]></link><description><![CDATA[temperature as needed to ensure that the corresponding density and molding requirements are met. Recently, compressed finished products will be packaged for convenient storage and transportation.
Tia]]></description><pubDate><![CDATA[20231219]]></pubDate></item>
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<title><![CDATA[Engine Oil]]></title><link><![CDATA[https://zztianyi.en.ec21.com/Engine_Oil--11889022_11889029.html]]></link><description><![CDATA[Base oil and lubricant series. In collaboration with renowned state-owned enterprises in China, we research and produce CTL, PAO, and mPAO base oils, industrial lubricants, and high-end automotive lu]]></description><pubDate><![CDATA[20240116]]></pubDate></item>
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<title><![CDATA[Chemical Etching Aluminum Alloy Metal Etching Aluminum]]></title><link><![CDATA[https://wetetching.en.ec21.com/Chemical_Etching_Aluminum_Alloy_Metal--11869908_11869930.html]]></link><description><![CDATA[SeriesEtchantEtching Temperature (°C)Etching Concentration (%)Estimated Etching Depth (microns)Etching QualityEtching 1000 SeriesHydrochloric Acid (HCl)Room temperature10-15% HCl10-50High-quality (s]]></description><pubDate><![CDATA[20231124]]></pubDate></item>
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<title><![CDATA[Automatic Video Melting Point Meter]]></title><link><![CDATA[https://jiahang1.en.ec21.com/Automatic_Video_Melting_Point_Meter--11600339_11723479.html]]></link><description><![CDATA[series perfectly combine high-precision temperature control technology and high-definition video camera technology, not only to provide users with accurate, stable and reliable test results, but also]]></description><pubDate><![CDATA[20230208]]></pubDate></item>
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<title><![CDATA[AC Hose Manufacturer]]></title><link><![CDATA[https://sanyeflex.en.ec21.com/AC_Hose_Manufacturer--11786238_11851257.html]]></link><description><![CDATA[temperature fluctuations. Therefore, requirements air-conditioning hoses are so high. It is essential for the air-conditioning hoses to be perfectly tight as freon is very penetrating, expensive and ]]></description><pubDate><![CDATA[20231007]]></pubDate></item>
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<title><![CDATA[Vacuum Orange Juice Extractor and Concentrator Machine Equipment]]></title><link><![CDATA[https://jnban733.en.ec21.com/Vacuum_Orange_Juice_Extractor_and--11590864_11785676.html]]></link><description><![CDATA[series concentrating process mainly uses the temperature of each effect as the control parameter, the parameters of the system are stable during operation, and it is easy to adopt advanced automatic ]]></description><pubDate><![CDATA[20230509]]></pubDate></item>

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