Design and making technology of the cantalever hollow profile porthole die are analyzed, the process of cooperating and moulding technology and EDM manufacture course are introduced in detail.是什么意思_Design and making technology of the cantalever hollow profile porthole die are analyzed, the process of cooperating and moulding technology and EDM manufacture course are introduced in detail.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句