查询词典 anti-friction

Comparing with traditional friction FSW,the characteristics of FSB can be summarized as follows:rapid dissolution of base metals(instead of the deformation of hard parent metal),elimination wear of the pin by steel parent metal and no key-hole.

与传统搅拌摩擦焊的区别在于，用母材的快速熔解代替其塑性变形；可避免钢材对针端的磨损；无匙孔。

Has successfully developed a "mobile phone","radio""Cordless Phone" test high-performance shielded boxes, shielded room;"keyboard""Mouse" life testing machine, such as: Mouse trackball MTBF room temperature experiments; mouse button life testing machine; 3D roller test machine; keyboard key life testing machine; keycap friction test machine; wire swing test machine; a variety of electronic products a large constant temperature and humidity aging room; components Clubfoot forming machine; automated complete control system; Electrical products matching; pneumatic, electric Centralized control unit software 30 kinds of testing laboratories, machines and industrial control test software.

目前已成功开发出"手机""对讲机""无绳电话"测试用高性能的屏蔽箱、屏蔽房；"键盘""鼠标"寿命测试机，如：鼠标轨迹球MTBF恒温实验房；鼠标按键寿命测试机；3D滚轮实验机；键盘按键寿命测试机；键帽摩擦实验机；线材摇摆实验机；各种电子产品大型恒温恒湿老化房；元器件弯脚成型机；自动化成套控制系统；机电类产品配套；气动、电动单元集中控制软件等三十余种测试实验机及工控测试软件。

It obeys the rule of gravity and the rules of kinetic energy and friction which slow it down.

它遵守重力定律和能量守恒定律以及让它减速的摩擦力定律。

Under water lubrication condition, its coefficient of kinetic friction compared to pa66 and metaformaldehyde low half.

在水润滑条件下，其动摩擦系数比pa66和聚甲醛低一半。

To find the kinetic friction can be obtained through this equation: k=Fk/mg.

找到动力学摩擦可通过这个等式：当K =的FK /毫克。

For sliding contact, the coefficient of kinetic friction Uk is defined as the ratio of the frictional force to the normal force

滑动接触时，动摩擦系数Uk的定义是摩擦力与法向力的比率。

Except for a bit of energy lost to friction, the kinetic energy of the flying arrow is equal to the potential energy that was stored in the cocked crossbow.

除了一点能量是损耗在了摩擦中，飞翔的箭的动能与拉弓时储存的势能相等。

The result shows the tribology properties are good, the kinetic friction coefficient are under 0.1. In the same conditions of wearing test, the weight loss of surface treated with EDC is about one tenth of the weight loss without treatment, and is about one sixth of the weight loss treated with electroless composite coating.

结果表明：在本试验的条件下，涂层的滑动摩擦系数较小，均在0.1以下，说明涂层的摩擦学性能较好；在相同的磨损实验条件下，用液中放电沉积方法处理过的表面磨损失重量是未处理表面的1/10左右，是化学复合镀方法处理表面的1/6左右，说明涂层的耐磨性相对较好。

A reasonable simplified acceleration is developed, and by which variation of the motion response of the free-standing equipment with the kinetic friction coefficient and explosion seism parameters is obtained.

并根据其特点，提出了合理简化加速度波，采用该加速度波形，分析得到了浮放设备运动响应与动摩擦系数、爆炸地运动参数的关系。

The effects of different parameters and cross-sections on axial velocity, the distribution of secondary flow, temperature field, turbulent kinetic energy, wall friction coefficient and wall Nusselt number are analyzed in detail.

详细分析了充分发展的和发展段的湍流管道内，不同截面形状和几何参数对轴向速度分布，截面二次流结构，湍动能，曲线管道摩擦比，温度分布和曲线管道Nusselt系数比等管道流动和传热特性的影响。

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。