“time efficiency of drilling”的概念、定义、翻译、参考文献-科学参考

单词	time efficiency of drilling
释义	time efficiency of drilling Encyclopedia 理学钻探技术经济指标释 time efficiency of drilling钻探时效钻探生产中，各种工况的时间占钻探工作总时间的百分比。
随便看	mean value theorem mean-value theorem mean-value theorem of differentials mean-value theorem of integrals mean value theorems mean-variance model mean vector mean velocity mean wavelength mean wind Meara vocabulary acquisition model mear infrared remote control device mear solar year measles measles vaccine measles virus measurability measurable measurable cardinal measurable cardinal number measurable cascade measurable decomposition measurable dynamical system measurable envelope measurable event

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