常見例句雙語例句To solve the shortcoming of quick action, the application on which proportional valve-cylinder system control the positioning and cushioning is studied in this paper.針對多方位牽引床快速控制存在的問題，本文對比例閥控制油缸的緩沖與定位進(jìn)行了應(yīng)用研究。 返回 quick action valve