Extrusion foaming behavior of linear polypropylene(LPP)/long chain branching polypropylene (LCBPP) blend and LPP/nano-clay composite were investigated.是什么意思_Extrusion foaming behavior of linear polypropylene(LPP)/long chain branching polypropylene (LCBPP) blend and LPP/nano-clay composite were investigated.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句