查询词典 wear off

The effect of temperature on the friction and wear performances of multi-fibers reinforced automotive brake is investigated using XD-MSM tester. The mechanism of friction and wear is analyzed by observing the surfaces of friction material worn at different temperatures by means of scanning electron microscope.

利用XD-MSM型定速摩擦试验机，考察了摩擦材料的摩擦系数和磨损率随温度变化的情况，并且通过扫描电镜观察了摩擦材料在不同温度下磨损后的表面形貌，分析其摩擦磨损机理。

On that day,many people send presents of love to their mothers.those whose mothers are still living often wear pink or red rose or carnation,while those whose mothers are dead wear a white one.

这一天，人们给母亲献上满是爱心的礼物。母亲健在的常戴上粉红、红色的玫瑰或康乃馨。母亲过逝的则戴上白康乃馨。

Those whose mothers are still living often wear pink or red rose or carnation,While those whose mothers are dead wear a white one.

母亲健在的常戴上粉红、红色的玫瑰或康乃馨。母亲过逝的则戴上白康乃馨。

Those whose mot-hers are still living often wear pink or red rose or carnation , while those whose mothers are dead wear a white one .

母亲健在的常戴上粉红、红色的玫瑰或康乃馨。母亲过逝的则戴上白康乃馨。

At present the company in the country has hundreds of children's wear brand dealers, dozens of cute children's wear brand discount chain of 100 stores, distributed throughout the country.

可爱100（KEAI100）品牌童装折扣连锁机构主要经营国际国内当季最流行的品牌童装，我们将以吊牌价的2—3折左右提供给加盟店，然后以吊牌价的5--6折左右出售。

The contributing law of initial surface hardness, micro hardness and its hardness gradient, metallography of bush and pin on chain wear resistance were demonstrated according to the micro analysis and the design rules under different wear mechanism were put forward.

由此可见，研究三轮农用车正时链和传动链的磨损机制，分析影响其耐磨性的因素，寻求提高其耐磨性的原理与技术，具有十分重要的学术价值和实用意义。1 磨损试验为了增强试验结果的可比性，实现不同质量水平的链条在完全相同

The link plates manufactured by using high-precision friction press ensures long wear life and high fatigue strength of chain joint links, and special medium-frequency heater ensures the highest hardness, thickest hardfacing layer and longest wear life of chain pin surface and avoids sudden breaking of chain pins due to the impact force.

专用的铰孔技术确保了链条链板的节距与孔径的统一性；精密摩擦压力机锻制的链板确保了链条链板的高耐磨寿命与高抗疲劳，专用的中频加热设备确保了链条销轴表面的最高硬度与最替代日本链条的高速板链链条深的硬度层、最长的耐磨寿命，避免了链条的削轴的冲击突然断裂。

It has been found that friction and wear rate of chromium oxide coating can be effectively decreased by water lubrication because of the change of the main wear mechanisms caused by water lubrication.

结果表明：水润滑可以有效地降低氧化铬陶瓷薄膜的摩擦系数和磨损率，主要原因是水引起主导磨损机制发生变化。

Wear tests of 45 steel and high chromium cast iron were carry out by self-made simulating sand slurry wear test machine.

在自制的模拟疏浚工况的立式泥沙磨损试验机上，对 4 5钢和含碳量分别为 2 %和 3%的高铬铸铁进行了泥沙磨损试验。

You may want to wear gloves when using this cleaning solution (cinnamon essential oil in particular can be very irritating), and wear safety glasses to avoid eye irritation from accidental splashback.

在使用这种自制的清洁产品时，应该带上手套（肉桂精油对皮肤的伤害很大）和眼镜（避免意外的回溅伤到眼睛）。

These bays are below sea-level and contain drainage systems and water-tight doors .

这些汊港底部低于海平面，并装有排水系统和防水闸门。

Once you decide on the type of ring, it is also wise to find out her ring size.

一旦你的环型决定，也是明智的了解她的戒指的大小。