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- Pneumatic Stepless Speed Change Rotation Bench 气动无级变速旋转工作台
- That is, if a rotated particle collides with an object, it doesn't change its rotation as might happen in real life (such as with faster rotation or changed rotational direction upon impact). 换句话说，在真实生活中，如果一个旋转的粒子和物体发生碰撞，通常不会改变它的旋转状态（例如会加快旋转速度或者碰撞时候改变旋转方向）。
- He had to make a quick change at Shanghai. 他不得不在上海匆忙换车。
- Take a change of clothes with you. 把你替换的衣服带去吧。
- He was hostile to any change in our plan. 他反对我们计划中的任何改变。
- Can you change a five-pound note? 你能换开五英镑的票子吗？
- There is an imperceptible change in temperature. 温度有细微的变化。
- This is where we change from car to bus. 这就是我们从小汽车换乘公共汽车的地方。
- You don't need my say-so to change things. 你不必向我请示可自行做些变动。
- He find it impossible to make her change her mind. 他发现使她改变主意是不可能的。
- I stood watching for the signal to change to green. 我站着等待交通信号转为绿灯。
- Through changing rotating speed, the germination rate of forage grass seeds that were treated in the hard seed treatment hit-machine could be increased significantly. 通过改变碰撞机叶轮转速，可以获得具有合适擦伤度的牧草种子，满足提高种子渗透性和发芽率的要求。
- She's on holiday; she needed a change from work. 她正在度假，她需要放下工作改变一下生活。
- Here's a five-pound note-- you can keep the change. 这是五镑的钞票－－零钱不用找了。
- We were amazed at/by the change in his appearance. 他的样子变得使我们大为惊讶。
- The populace at large are opposed to sudden change. 人民群众普遍反对突然实行的变革。
- Science have bring about many change in our lives. 科学为我们生活带来了很多变化。
- No, you do not have to change till Tianjin. 不需要，直到天津才需要换车。
- Last night we dined out for a change. 昨晚我们在外面吃饭，换换口味。
- It would be unwise to change tack now. 现在改变方针是不明智的。
