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<title><![CDATA[EC21 Product Catalogs - science calculator]]></title>
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<title><![CDATA[PPF System]]></title><link><![CDATA[https://dailsteel.en.ec21.com/PPF_System--4798003_4798004.html]]></link><description><![CDATA[Science &amp; Technology (RIST), Pusan National University] 
Certified structural stability through structural capacity evaluation on base joint, eaves joint and ridge joint
Acquired certifying data on e]]></description><pubDate><![CDATA[20101005]]></pubDate></item>

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