查询词典 conical friction rlutch

But it increases the viscous forebody drag including the skin friction drag and shock wave drag.

但却增大了包含摩擦阻力和激波阻力的粘性前部阻力。

Finally, the wear and tear experiments on the lubricating oil were performed on the four-ball friction machine.

最后利用四球式摩擦磨损试验机对该润滑油进行了摩擦磨损性能测试。

Their friction and wear behaviors as additives in rapeseed oil were evaluated and compared with octadecanoic acid using a four-ball test machine.

以实验室合成的无臭硫化十八酸和硫化廿二酸作添加剂，在四球摩擦磨损试验机上考察了二者对菜籽油摩擦学性能的影响，并同十八酸进行了比较。

Their tribological behaviors as additives in 5 cst and synergetic effects with zddp were evaluated using four-ball friction and wear tester as well.

用四球机考察其摩擦学性能以及与zddp的配伍性能。

The tribological properties of di-hydroxy stearic acid as additives in castor oil were investigated using a four-ball friction and wear tester.

利用四球摩擦磨损试验机考察了所合成的双羟基硬脂酸在蓖麻油中的摩擦学性能，并用扫描电子显微镜观察分析了磨斑表面的形貌。

According to the fractional derivative model of viscoelastic damper and force-deformation-slip relation of friction element,a precise finite element model of FVD is constructed,and the method for forming element stiffness matrix and control force vector of FVD is deduced.

针对粘弹性材料的分数导数模型和摩擦单元的力-位移-滑移量的矩阵关系式，建立了FVD精确的有限元模型，推导了FVD单元刚度矩阵和控制力向量计算公式和求解方法；根据钢筋混凝土框架结构的非线性特性，建立了设置FVD非线性钢筋混凝土框架结构地震反应时程分析的控制方法。

It has been verified by comparison with experimental results that reduction of mean energy of projectile-like frag ments from beam energy is mainly caused by the action of friction.

与实验结果的比较验证了中能弹核碎裂碎片能量相对于束流能量的降低是由摩擦作用引起的。

Diseases as acute pleurisy can cause the roughened surfaces to rub each other and result in pleural friction fremitus.

急性胸膜炎时，粗糙的胸膜表面相互摩擦而产生胸膜摩擦音

Without friction , the brake would not work.

如果没有摩擦力，制动器就不能制动。

Company's main products include: automotive brakes , All kinds of mechanical friction film, the brake-.

公司主要产品有：汽车刹车片，各种机械摩擦片，制动片。

You can buy sweetened beverages, if that suits you.

你若喜欢的话，可以买些含有糖精的混合饮料。

As many of you are probably aware, Nick and Vanessa were recently faced with an embarrasing sex scandal after naked pictures of the two getting jiggy with it in a hot tub surfaced the net.

正如很多你可能知道，尼克和 Vanessa 最近面临一个尴尬的绯闻事件后，赤裸裸的图片两个越来越jiggy与它在浴缸中的一个热点浮现净。