tear and wear

We have to allow five per cent of our profit for tear and wear.

我们必须将所得利润酌留百分之五作为损耗费.

By means of wearing mechanism analysis, it summarizes the changing principle of the tear and wear of the mechanical parts resulting from the outside causes.

通过磨损机理分析，总结了机件磨损随外界因素的变化规律。

Osteoarthritis is due to wear and tear with loss of articular cartilage.

骨关节炎源于关节软骨的磨损破坏甚至丧失.

Shakspeare shakes a spear and swears to tear a pear and wear a pearl.

莎士比亚挥舞着矛枪,发誓要扯烂梨子,带上珍珠.

Tear and wear of the key parts of the gun pieces will not only shorten the gun service life but also result in operational malfunctions so as to reduce their operating reliability and combat strength. Furthermore, improper handling will inflict operation safety, even personnel death.

火炮关键部件的磨损不仅缩短了火炮使用寿命，而且可能引发操作故障，降低使用可靠性和战斗力；处理不当还会影响操作安全，甚至造成人员伤亡。

Due to frequent operation and application, tear and wear is inevitable, which will be worsened along with the continuation of service time. If they are not properly kept and maintained, the wearing speed of the mechanical parts will increase definitely.

由于操作使用频繁，磨损现象必然产生，且随着装备时间的延续而愈加严重；如果保养、保管不当，还会加速机件的磨损速度。

By adopting the m phased fuzzy statistics and choosing m typed state of reliability this paper carried out straggly a description upon the dynamic process of tear and wear.

本文采用m相模糊统计取m种可靠性状态离散地进行描述磨损的动态过程。

This can be translated to lower die head pressure or lower mechanical tear and wear or higher extrusion productivity ( up to 21%) without compromising product quality.

这有助于降低口模压力，减少机械磨损或提高挤出生产率（高达21%）。

The furniture suffers a lot of wear and tear when the children are at home.

孩子们在家时,家具就会遭到许多损坏.

The PU products had been applied to practice extensively for their unique properties, including high tensile resistance, high elongation rate, excellent tear resistance and wear resistance.

聚氨酯弹性体产品以其高抗张强度、高伸长率和优异的抗撕裂，耐磨性能等综合特征，得到广泛的应用。

The fakes are easy to wear and tear hit Guzmania failure.

假货的打火轮则容易磨损失效.

These products can stand wear and tear.

这些产品能经久耐用.

As you slide to deeper sleep, your body repairs normal wear and tear of daily life.

随着你进入更深层的睡眠, 你的身体摆脱日常生活的折磨,自行复原起来.

These are the first machines that can stand the wear and tear of continuously crushing glass

这些就是第一批能经受住不停碾碎玻璃所造成的磨损的机器。

The carpet is designed to stand up to a lot of wear and tear.

这种地毯设计得十分耐用。

A calculation method, based on fuzzy conditional probability, upon the fuzzy reliability for tear and wear of machine parts

基于模糊条件概率的机械零件磨损的模糊可靠度计算方法

At the same time, the braking material based on benzoxazine from bisphenol and phenolic resin in the presence of hexamine and Lewis acid have been prepared, and the frictional coefficient, tear and wear propert, impact strength and hardness of this material have been determined.

同时制备了以六次、线酚、中间体为主要树脂基体的制动材料，并测定了制动材料的摩擦磨损性能、冲击强度和硬度。

Based on the basis of fuzzy conditional probability the fuzzy reliability of every different state was found thus depicted more deeply the essence of tear and wear process.

在基于模糊条件概率的基础上，求出各个差异状态的模糊可靠度，从而更深入地刻画了磨损过程的实质。

According to get cam contact stress, judge prone to wear and tear and wear of cam forms.

根据得到的凸轮接触应力，判断凸轮易发生磨损的区域及磨损形式。

The Repair of Tear and Wear Tester and Its Research and Development of Test

摩擦磨损试验机的修复及其试验的研究开发

These are the first machines that can stand the wear and tear of continuously crushing glass.

这些就是第一批能经受住不停碾碎玻璃所造成的磨损的机器。