“gas-metal arc welding”的概念、定义、翻译、参考文献-科学参考

单词	gas-metal arc welding
释义	gas-metal arc welding [`gas `med·ǝl `ärk ´weld·iŋ] ^METALLURGY A welding procedure that employs an electric arc to heat the joint to fusion, and an inert gas to prevent oxidation of the weld.
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