“power control valve”的概念、定义、翻译、参考文献-科学参考

单词	power control valve
释义	power control valve [`pau̇·ǝr kǝn`trōl ´valv] ^{MECHANICAL ENGINEERING} A safety relief device operated by a power-driven mechanism rather than by pressure.
随便看	total drift total eclipse total energy ball total evaporation total harmonic distortion total head total heat total heat of dilution total heat of solution total impulse total internal reflection totality total lift total lung capacity totally bounded set totally disconnected totally imaginary field total order total porosity total pressure total radiation pyrometer total relief total slip total solids total space

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