shield gas

基本解释

Side-blowing shield gas could remove the metal steam, and the effective power of the laser was elevated.
其对激光能量的输入造成较大影响。通过侧吹气体可以将其去除，提高激光有效功率。
They also shield gas clouds from starlight and, by keeping those clouds cool, allow that gas to condense and make new stars.
它们能使毒云免遭星光且让这些毒云保持冷冻状态，使这些气体可压缩成为新的恒星。
Use the Weld Shield Gas Flow Switch to give your PLC or control system a signal that allows for simple detection of flow problems.
使用焊接保护气体流量开关，让您的PLC或控制系统的信号流问题的简单检测允许。

Lighting fixtures are fronted by coppered metal pieces shaped like a sketch of a gas lantern, while a similarly drawn shield motif decorates the walls.
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Recognizing that it is flush in natural gas, and understanding that gasoline sanctions are imminent, the Iranian government has sought in recent years to shield its underbelly.
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