柯林斯英汉双解大词典
rpm / ˌɑːpiːˈɛm/ (also r.p.m.)
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1.
rpm is used to indicate the speed of something by saying how many times per minute it will go around in a circle. rpm is an abbreviation for "revolutions per minute." 每分钟转速; revolutions per minute的缩写
例：Both engines were running at 2,500 rpm.
两个引擎的转速都是每分钟2,500转。
双语例句原声例句权威例句
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In practice ,a rotor weighing about 10 tons and rotating at 3,000 r .p . m . may be so well balanced that the motion ,except for sound ,is just perceptible.
实际上，一根据重约10吨、每分钟3000转的转子可以平衡得非常好，以致除了响声外，人们几乎觉察不出它是在转动。 [分析]此处just =almost not, hardly 曾误译为“正好觉察得出……”，这样意思就反了
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This instrument can measure automatically the oil consumption at the normal rating and the r. p. m. of the supercharger and the diesel, fitting with the corresponding primary meter.
这种装置可以自动测试柴油机在额定状态运行下的油耗率，并配合相应的一次元件能自动测试柴油机和增压器的转速。
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Krehbiel P R. M Brook. R a McCrory an analysis of the charge structure of lightning discharges to ground.
张义军。言穆弘。刘欣生不同地区雷暴电荷结构的模式研究。
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It's true for any gas, and if I remove this limit here, r t is equal to p v bar, I'm going to call that an ideal gas.
这样的气体被称作理想气体,这就是理想气体的性质，理想气体的涵义是什么？
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And we call that most probable radius r sub m p, or most probable radius.
我们叫它ｒ小标ｍｐ,或者最可能半径。
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And that's what we label as r sub m p, or your most probable radius.
或者最可能半径，这是你找到。
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