常見例句雙語例句This research is significant and valuable to the study of underwater welding arc physics.本研究工作對水下焊接電弧物理及焊接冶金的研究有參考價值。In this paper some advanced underwater welding techniques in the world are briefly reviewed.本文就當前世界先進的幾項水下焊接技術(shù)分別作了概括性的介紹。At the special request of the flux-cored wire welding underwater, the welding arc control system is developed.根據(jù)藥芯焊絲水下焊接的要求,研制了一套水下焊接電弧控制系統(tǒng)。 返回 underwater welding