With visualization twin screw extruder, the melting progressing of Polypropylene (PP) in intermeshing counter rotating twin screw extrusion was investigated.是什么意思_With visualization twin screw extruder, the melting progressing of Polypropylene (PP) in intermeshing counter rotating twin screw extrusion was investigated.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句