在材料的要求，戒指和滚动体。
而我国对空心滚动体轴承的研究起步较晚。
But the researches on the hollow cylindrical roller bearing are very late in our country.
同时，减小滚动体的直径，以降低其离心力。
At the same time, reduce the diameter of the rolling body in order to reduce the centrifugal force.
用以支承和引导滚动体并使其保持在轴承内。
For supporting and guiding the ball and keep it in the bearing.
轴承零配件：套圈保持架密封件滚动体紧固套。
Bearing parts: rings, cages, seals, and rolling bodies, fastening sets.
笼子里包含了一系列的片断或分隔空间的滚动体。
The cage consists of a number of segments or separators which space out the rolling elements.
滚针轴承是拥有薄的，长的滚动体的圆柱滚子轴承。
The needle roller bearing is a cylindrical roller bearing with thin, long rolling elements.
提出了一种将滚动体模拟成非线性弹性支承的新方法。
A new method is approached here by simulating the action of rolling elements with nonlinear elastic supports.
滚动轴承承受负荷部分的表面，用作滚动体的滚动轨道。
Bear the load bearing part of the surface for rolling the rolling track.
最后，又对预负荷空心圆柱滚动体轴承的刚度进行了研究。
At last, the rigidity of the preloaded hollow cylindrical roller bearing is researched.
轴承零件在正常相对位置时，滚动体与滚道表面接触的点。
Bearing parts in the normal relative position, the surface of the rolling element and raceway contact points.
基于所提出的虚拟滚动体的思想，阐述了超声波减摩的实质。
In this paper, the essence of the ultrasonic vibration on the frictional properties is presented, based on the concept of virtual rollers excited by ultrasonics.
该方法应用于外圈、内圈和滚动体故障诊断，取得了很好效果。
Effectiveness of the method is proven to the inner race, outer race and the rolling parts fault.
根据滚动体排列情况，可以把这类轴承划分为单列、双列和多列。
The bearings are classified by elements as single row, double row and multiple row bearings.
有两列滚动体的双向推力滚动轴承，每列只在一个方向承受轴向负荷。
There are two bi-directional thrust bearing rolling bodies, each listed in only one direction of axial load.
通过诊断滚动轴承的滚动体故障和内圈故障，验证了该方法的有效性。
Diagnosis of rolling ball fault and inner race fault of rolling bearings confirm the effectiveness of this method.
与滚动体及滚道的总永久变形量相对应的径向静负荷（中心轴向静负荷）。
Raceway and rolling body and the total permanent deformation of the corresponding radial static load (center of the axial static load).
分析了不同材料的轴承内外圈和滚动体的匹配性对轴承粘-滑特性的影响。
The effect of roll bearings'stick-slip characteristics produced by the rollers match with inside and outside tracks with different materials has been analyzed.
蠕动及刮研作用产生的磨损颗粒进入轴承滚道表面，与滚动体形成三体磨粒磨损。
When the abrasive particles from creeping and scraping enter the bearing raceway, three body abrasion will take place among contacting elements.
轴承滚针的凸度设计，决定了滚动体与滚道间的接触压力分布，影响其性能和寿命。
Crown Drop of a Needle roller decides the pressure distribution between roller and raceway, capability and life.
每个驱动模块(34)具有一滚动体(14)和一用于滚动体(14)的驱动装置。
Each drive module (34) comprises a roller (14) and a drive for the roller (14).
依据赫兹接触强度计算理论，着重研究了圆柱滚子轴承内、外圈及滚动体的接触应力。
Beased on the theory of Hertz stress, the contact stress of roller bearing is analysed in this paper.
是指将小尺寸的外圈，内圈和所有滚动体直接从熔炉里抛到冷却油中进行淬火的工艺过程。
Drop hardening: the process of dropping small cups and cones and all rollers directly from the drop hardening furnace into an oil bath which quenches them.
原苏联和美国在上个世纪70年代才比较多的将空心滚动体轴承应用于铁路机车车辆和各种机床上。
Up to the 70s of last century, the hollow cylindrical roller bearing is usually applied in railway locomotives and all kinds of machine tools by the formal Soviet Union and USA.
发动机主轴轴承失效的主要形式之一就是保持架的损坏，而保持架损坏的原因主要是保持架的磨损及滚动体对保持架的冲击。
One of the main reasons of the failure on main shaft bearing of aviation engine is the damage of cage.
而关于预负荷空心圆柱滚动体轴承的研究更是少之又少，到目前为止，在国内的期刊和杂志上还没有发现关于这方面的研究论文。
The researches on the preloaded hollow cylindrical roller bearing are much less, no research paper is found about this aspect in the magazine at home by now.
轴承的一个套圈或一个垫圈或一个滚动体的材料首次出现疲劳扩展之前，一个套圈或一个垫圈相对于另一个套圈或一个垫圈的转数。
Bearing a ring or a washer or a rolling of the material fatigue before the first time, a ring or a washer relative to another ring or a washer in the rotation.
虽然空心圆柱滚动体轴承的开发可以追溯至百年以前，但空心滚动体在高速轴承中的作用是在上个世纪60年代才受到广泛的重视。
Although the exploitation of hollow cylindrical roller bearing could retrospect to a hundred years ago, the effect of hollow roller was widely recognized till the 60s of last century.
在C62货车模型的基础上，通过动力学仿真软件SIMPACK，采用滚动体接触建模法解决了用集装箱装载液体货物的模型问题。
On the basis of an integrated model of C62 freight car, the problem of modeling for liquid transport with containers with dynamic software SIMPACK and contact modeling method.
在C62货车模型的基础上，通过动力学仿真软件SIMPACK，采用滚动体接触建模法解决了用集装箱装载液体货物的模型问题。
On the basis of an integrated model of C62 freight car, the problem of modeling for liquid transport with containers with dynamic software SIMPACK and contact modeling method.
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