英语词汇“double-V butt weld”的翻译、意思、用法、释义-英汉汉英双解词典-爱贷网

词汇	double-V butt weld
释义	double-V butt weld un.双V形对缝焊；X形坡口对接焊缝；🌏双V形对接焊
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