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搜索：  
橡膠塑料搜索引擎(PSI)
鏈接地址： http://www.polymer-search.com
內(nèi)容簡(jiǎn)介：
【簡(jiǎn)介】
The FREE polymer industry search engine

PSI is a FREE Internet search engine dedicated to the polymer industries. Only sites that offer considerable content directly related to rubber, plastics or adhesives are indexed. Each web site submitted for inclusion in PSI will be vetted before inclusion in the search engine.

PSI is brought to you by Rapra Technology Ltd.

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