“shielding gas”的概念、定义、翻译、参考文献-科学参考

单词	shielding gas
释义	shielding gas [`shēld·iŋ ´gas] ^METALLURGY Gas, such as nitrogen, oxygen, and carbon dioxide, used in shielded arc welding to protect molten weld from contamination and damage by the atmosphere.
随便看	machine instruction machine instruction statement machine interference machine interruption machine key machine language machine language code machine learning machine loading machine logic machine mining machine oil machine operator machine-oriented language machine-oriented programming system machine-paced operation machine pistol machine processible form machine rating machine-readable machine-recognizable machine ringing machine run machinery machine screw

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