FDY的知识精选

“FDY”可以造什么句,FDY造句
Applicationofrectifiersonultra-fineFDYofpolyethyleneterephthelateTheproductionpracticeofflame-resistentFDYpolyesterfinetexfilamentisintroduced.StudyonDirect-spinningTechnologyof110dtex/144fFDYPorous&F...
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