Each mechanical properties parameter obtained and its data analyzed through investigation to mechanical properties test of Grade X80 high grade longitudinal submerged arc welded pipe.是什么意思_Each mechanical properties parameter obtained and its data analyzed through investigation to mechanical properties test of Grade X80 high grade longitudinal submerged arc welded pipe.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句