查询词典 conical friction rlutch

No friction between the surface of the road and our feet, we could not walk at all.

通过倒装省if的虚拟语气在条件状语从句中的应用。

To cause to move along a surface with friction and pressure.

使产生摩擦的动作：使…受摩擦力和压力在某个表面上移动

No friction between the surface of the road and our feet, we could not walk at all.

请问这里面的正确答案应该选什么？为什么会选这个答案。

Valve in operation, the total surface friction wear.

阀门在操作过程中，摩擦的表面总的磨损量。

Even a zero friction surface can be obtained.

甚至可以得到零摩擦表面。

The balance coefficients relate to the ratio of the two material on the friction surface.

稳定摩擦系数的数值等于基体材料的和增强体材料的摩擦系数的加权平均值。

The results provide theoretical proof for the manufacturing of friction anisotropy surface.

研究结果对仿生制造摩擦各向异性表面提供实验依据。

In order for the inkjet cards and membership cards to make accurate, the paper surface friction and electrostatic must be controlled in convenient.

为了使喷墨制卡和会员卡制作能够精确顺利进行，纸张表面的摩擦力和静电必须控制在适宜的范围内。

It doesn't produce self-compensation film on the friction surface and doesn't produce zero abrasion and self

论文首先以四球法，对新合成的几种润滑添加剂的单相和双相、三相复配后的

Valve in operation, the friction surface at the same time as a result of mechanical action and Metals and the Environment to carry out chemical or electrochemical interaction of wear and damage results.

阀门在操作过程中，摩擦的表面由于同时的机械作用和金属与环境进行化学的或电化学的互相作用的结果产生磨损和破坏。

He paid $5,000 for this cupcake.

他我这个纸杯蛋糕花了5000美元。

I mean, if you want to, that is

我的意思是，如果你们想吃的话。