Author introduces the method for determinating parameters of dies for extruding aluminium tube with internal screw and analyzes the relation between die structure features and extruding process.是什么意思_Author introduces the method for determinating parameters of dies for extruding aluminium tube with internal screw and analyzes the relation between die structure features and extruding process.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句