常見(jiàn)例句雙語(yǔ)例句Weld the outer side member with a full butt weld under shielding gas.用氣體保護(hù)全對(duì)接焊，焊接外側(cè)梁。Available for welding of low-carbon steel and alloy steel; aluminium alloy taking argon as shielding gas.適用于低碳鋼、合金鋼的焊接；用氬氣作為保護(hù)氣體時(shí)可焊接鋁鉿金。www.chaolong.com.cnThis paper designs a new kind of nozzle used for laser welding of zinc-coated steels with metal powder and studies the better modality of shielding gas and the powder beam with schlieren device.本文設(shè)計(jì)了一套應(yīng)用于鍍鋅板激光填充粉末焊接的噴嘴，并利用紋影儀等手段研究了該噴嘴的最佳保護(hù)氣流量和最佳粉末束拘束度參數(shù)； 返回 shielding gas