“rough threading”的概念、定义、翻译、参考文献-科学参考

单词	rough threading
释义	rough threading [`rǝf `thred·iŋ] ^ENGINEERING 1. Rapid removal of the bulk of the material in a threading operation. 2. Roughening a surface prior to hot-metal spraying to enhance adhesions.
随便看	alkali soil alkaloid alkalometry alkalosis alkamine alkane alkanet alkannin alkanolamine alkaptonuria Alkar process alkene alkoxide alkoxy alkyd paint alkyd resin alkyl alkylamine alkylaryl sulfonates alkylate alkylate bottom alkylated gasoline alkylation alkylbenzene sulfonates alkylene

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