保护气的英文

shielding gas

shielding-gas atmosphere

• 保护:    protect; defend; g ...
• 气:    gas
• 保护气氛:    blanket; protectiv ...

例句与用法

1. Recommended practices for shielding gases for welding and plasma arc cutting
   焊接和等离子体电弧切割用保护气的推荐规程
2. Argon serves as a shielding gas to protect metals from oxidation during welding . inert gas welding is the preferred method of joining several ferrous and nonferrous alloys
   焊接中，氩作为保护气防止金属氧化。惰性气体焊接是连接几种含铁和不含铁的合金的首选方法。
3. If they are unable to protect their airway due to encephalopathy or massive stroke , they may be intubated ( have an endotracheal tube placed through their mouth or nose into the trachea ) to minimize the possibility of aspiration
   如果病人因脑病或大面积中风无法保护气道，这时就需要插管(即经口或鼻施行气管内插管) ，最大限度地减少抽吸可能性。