英语词汇“rockwell number”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	rockwell number
释义	Rockwell number in American English noun Metallurgy a numerical expression of the hardness of a metal as determined by a test (Rockwell test) made by indenting a test piece with a Brale, or with a steel ball of specific diameter, under two successive loads and measuring the resulting permanent indentation Word origin [1930–35, Amer.; named after Stanley P. Rockwell, 20th-century American metallurgist]
随便看	somehow somehow or other some little some milk/books some more some of it/them some of the play was good someone someone blows hot and cold someone-blows-hot-and-cold someone can count something on the fingers of one hand someone can do something standing on their head someone can do something until they are blue in the face someone can do something with one hand tied behind their back someone cannot cut it someone cannot look someone in the face someone cannot make head or tail of something someone cannot see the wood for the trees someone can talk under water someone can't do something for toffee someone can't do something to save their life someone-can't-do-something-to-save-their-life someone can't fight their way out of a paper bag someone can't hold a candle to someone someone can't stand the pace

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Rockwell number in American English