您要查找的是不是：
- positive motion cam 确切凸轮,确动凸轮
- positive motion cylindrical cam 正运动圆柱形偏心轮
- positive motion disk cam 确动盘形凸轮
- There is positive proof that he did it. 有确切的证据证明他做了此事。
- positive motion plate cam 确动平板凸轮
- It is this molecular motion that we call heat. 就是这种分子运动我们称之为热。
- The meeting carried the motion by a large majority. 会议以多数通过了这项提议。
- He used his casting vote to block the motion. 他用他的投票反对动议的通过。
- Kinetic energy is the energy arising from motion. 动能就是由于运动而产生的能量。
- He introduced a motion to the Congress. 他向国会提交了一份议案。
- The motion was put to the assemblage. 这项提议已提交大会了。
- Her behaviour was a positive outrage. 她的行为残暴到了极点。
- Parts of the film were shown again in slow motion. 影片的一些部分以慢动作重放。
- I'm positive she told us to meet at noon. 我肯定她是告诉我们在中午见面。
- Mr.Smith spoke in support of the motion. 史密斯先生发言支持该项。动议。
- His motion threw the meeting into an uproar. 他的建议在会上引起了一片吵嚷。
- Matter is in constant motion and constant change. 物质总是在不断运动，不断发展。
- This charge is a positive charge. 这个电荷是正电荷。
- What's your opinion of the motion? 你认为这项提议怎样？
- She shows a very positive attitude to her work. 她工作态度非常积极。
