Weld-shape( butt weld width, size of fillet weld) is an indicator of weld features and it also is an important factor of quality welding.是什么意思_Weld-shape( butt weld width, size of fillet weld) is an indicator of weld features and it also is an important factor of quality welding.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句