短語詞組短語direction n of rotation 轉向;旋轉方向Changing direction of rotation 改變旋轉方向Direction of Pump Rotation 泵的旋轉方向One direction of rotation 一個方向的轉動direction of engine rotation 發(fā)動機旋轉方向Incorrect direction of rotation 旋轉方向不正確;不正確的方向輪換Direction of ump Rotation 泵的旋轉方向reverse direction of rotation 相反的旋轉方向 返回 direction of rotation