“gravity type arc welding”的概念、定义、翻译、参考文献-科学参考

单词	gravity type arc welding
释义	gravity type arc welding 重力焊
随便看	value basis value call value coefficient value compensated (外汇交易) value compense value composition value-creating substance value date value declared value determination value distribution value distribution theory valued policy value engineering value engineering program value for coefficient of variation value for feeding value for interpolation value group value improvement value in collection value index number value innovation value in use valueless

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