Die is the heart of extrusion system.Traditional parameters design of extrusion die is mostly set up on the basis of experience.The design has subjectivity and fallibility.是什么意思_Die is the heart of extrusion system.Traditional parameters design of extrusion die is mostly set up on the basis of experience.The design has subjectivity and fallibility.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句