A scheme of electrohydraulic vibration exciter using a 2D valve to control a hydraulic actuator was proposed to enhance the working frequency to a large scale.是什么意思_A scheme of electrohydraulic vibration exciter using a 2D valve to control a hydraulic actuator was proposed to enhance the working frequency to a large scale.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句