单词	effective stroke
释义	effective stroke 有效冲程
随便看	power supply bay power supply board power supply boat power supply box power-supply box power supply breaker power supply cabinet power-supply cabinet power supply cabinet for electric-drive valve power supply cable power supply cable and coupling power supply cable & coupling power supply calibrator power supply capability power supply capacity power supply changeover power supply change over power supply change-over power supply changeover device power supply change-over device power supply changeover panel power supply circuit power-supply circuit power supply circuit decoration power supply circuit for train