Downward movement with the fast and feeding speed; 下壓行程具有快進與工進兩種速度；
Hydraulic feedback hollow sucker rod pump solves the problem of downward movement of the hollow rod on a certain extent. 液力反饋型空心桿抽油泵在一定程度上緩解了抽油桿下行困難的問題。
A centrifugally activated device for controlling the speed of movement of an elevator cab includes the capability of controlling upward and downward movement. 一種用于控制電梯車廂運動速度的離心致動裝置，包括控制向上 和向下運動的能力。 ip.com
權(quán)威例句
Monetary easing which includes downward movement of short-term interest rates must surely be more effective than monetary easing without downward movement of short-term interest rates. FORBES: QE2 Was A Really Big Ocean Liner
While there had been some hope two weeks ago that a short-term bottom was being established, the continued downward movement of stock prices has further frayed nerves. FORBES: AAII: Bullish Sentiment Hits The Skids