drill and steel wire gage是什么意思，drill and steel wire gage的翻译，drill and steel wire gage音标、读音、用法和例句_开心英文字典

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drill and steel wire gage是什么意思，drill and steel wire gage的翻译，drill and steel wire gage音标、读音、用法和例句_开心英文字典_柠咚词