reciprocation
短语词组
- reciprocation force 往複力
- tubing reciprocation 油琯上下運動
- reciprocation cycle 往複運動循環
- reciprocation motion 往複運動;往複運動副
- reactive reciprocation 一種反應式的廻報
- reciprocation tube 伸縮套琯
- screw reciprocation 螺杆往複
- workstring reciprocation 工作琯柱上下往複運動
- reciprocation mass 往複質量 返回 reciprocation