A design approach to the 3D CAD of welded machine is presented in this thesis, in which the rules of bar orientation, joint processing and welding sequence are stressed.是什么意思_A design approach to the 3D CAD of welded machine is presented in this thesis, in which the rules of bar orientation, joint processing and welding sequence are stressed.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句