point contact的例句大全

This paper describes the performance test, contact fatigue strength test and bending fatigue strength test on the gear reducer of involute point contact Ferrographical analysis is made.

本文对渐开线点啮合齿轮减速器进行了性能试验、接触疲劳强度和弯曲疲劳强度试验，同时还进行了铁谱分析。

by controlling the superposition between the rotary surface of the grinding wheel and the normal vector of the curve, point contact between them was realized. so grinding just like turning, the abrasive machining of complex curve is easy to be realized.

通过保证曲线轮廓上磨削点处的法线经过砂轮的回转平面，实现了砂轮与工件之间的恒定点接触，从而提高了加工精度、实现了对任意复杂曲线轮廓的磨削加工。

The racquet should drop at least one foot below the contact point before swinging forward to meet the ball.

网拍在向前挥拍迎接来球之前，应该是在接触点下面降低至少一呎。

the asymmetric grinding of curved rail head can make the wheel-rail contact point move toward rail centre and apart from rail shoulder. accordingly, the contact stress between the wheel and rail decreases and the rail obligue crack can be eliminated and lightened.

钢轨曲线非对称打磨可以使接触点在轨面上向中心移动，避免接触点靠近轨肩位置，降低轮轨之间的接触应力，从而减轻斜裂纹的发生。

In this paper, a method to measure the specific contact resistance of M-S, three-point method is developed.

本文提出一种测量金属-半导体接触电阻率的方法&三点法。

When manufacturers make market-oriented production decision, the breakeven point analysis loses the contact in some degree with the uncertain environment because of the assumption of fixed prices, unchanged fix cost and variable cost.

制造型企业在进行市场导向的生产经营决策时，盈亏平衡分析法由于其假定价格不变，固定成本和变动成本不变的假设条件下找出盈亏平衡的产量，脱离了不确定的市场环境。

The connection of the contact teaching and high teaching quality offers a new cutting point to analyze the effective element of teaching efficiency and to improve the teaching quality.

把交往教学与提高教学质量效率相联系，为分析影响教学质量效率的因素及寻找提高教学质量效率的策略提供了切入点。

The three-point method for the measurement of the specific contact resistance of M-S

测量金属-半导体接触电阻率的三点法

From the point of view of tribology, the interface of different friction essentiality during the brush sliding contact was analyzed, the wear mechanism of graphite brush impregnated silver was also discussed.

并从摩擦学的角度，分析了电刷在集电环上滑动接触时各种摩擦要素的相互作用，探讨了浸银石墨电刷的磨损机理。

At the point of the contact, insurance customers can interact with the insurance companies, the insurance companies provide services, and then insurance customers get the experience from the point of the contact.

在接触点上，保险客户与保险公司进行互动，保险公司提供保险服务，保险客户获得体验。

This plan main point provides one kind not to have the contact, the adjustable distance eyeglasses.

这一方案的要点是提供一种无接触、可调距离的眼镜。

The dynamic model of spacecraft docking test table was studied. The equations with dynamic constrain in contact point and contact force model during the docking process were built, and five-freedom kinematic model of capturing process was built by Newton-Euler method.

对航天器对接试验台的动力学建模问题进行了研究，建立了接触点的动态变约束方程、对接碰撞力模型，并应用牛顿-欧拉方法提出了五自由度下捕获阶段运动学模型。

Audience in the new media environment media is the very extensive point of contact, so it required a brand output with one voice to a deeper understanding and implementation of integrated marketing communication.

新媒体环境下受众的媒介接触点十分广泛，所以更要求品牌输出发出同一个声音，要更深入地理解和执行整合营销传播。

Book of Song Dynasty, which has more than one point two million words, has over two thousand Addressing terms, including four hundred relative addressing terms, one thousand and five hundred addressing terms used in social contact.

一百二十多万字的《宋书》共有称谓语两千多个，其中包括四百多个亲属称谓语，一千五百多个社会称谓语。

Discussion on contact situation of specimen with supports in Hopkinson bar three-point bending test

Hopkinson杆三点弯曲试验中试样与支座接触状态分析

Through alter the method on scraping contact surface between main spindle head and lathe frame, we may increase contact point and improve the contact rigidity.

通过改进普通车床主轴箱与床身接触面的刮削方法增加接触点，从而提高接触刚度。

The informer is the main point of contact between the police and the criminal classes, and is usually despised by both.

告密的人是警察和歹徒之间的主要接触点，往往被双方都瞧不起。

Automatically turn on backlight when any key is pressed The surface finish and condition at the point of sealing contact are also critical.

密封接触点的表面光洁度和状态也是很关键的。

Thermal error for the spindle of machining center is detected through five point method assisted by the check bar. Contact measurement combined with noncontact measurement strategy is used to determine the arrangement of the temperature sensors.

通过检棒辅助五点测量法对加工中心主轴热误差进行测量，采用接触与非接触相结合的策略确定温度传感器的布置方案。

sufficient experiments show that the precision of the initial contact point may be within ± 10nm used the method above.

大量的实验表明，运用上述方法可使初始接触点的判断精度在±10nm。