Comprehensions while studying the rules for fabrication in ASME Code, Sec, I, the main contents of this paper are : joint deign, welding qualification and welding works, and comparing with the relevant provisions in China Standards.是什么意思_Comprehensions while studying the rules for fabrication in ASME Code, Sec, I, the main contents of this paper are : joint deign, welding qualification and welding works, and comparing with the relevant provisions in China Standards.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句