This paper analyzes the selection of the standard rings, classification of ball vibration and the influence on bearing vibration through test.
就标准套圈的选择、钢球测振分档范围和对测振值的影响因素等方面进行了较为系统的试验分析。
On design selection, exclusive design of blue bricks, through water, ball mill, modeling of complex process, the formation of historical traces and conforms to the modern aesthetic sense.
在设计选材上，专属设计的青砖，通过水洗、球磨、造型的复杂工艺，形成具有历史痕迹又符合现代人审美的质感。
The types and working principle of preload of the angular contact ball bearings are introduced, the selection rules of the preload and calculation method of determining preload force are given.
介绍角接触球轴承预紧的类型及工作原理，给出了预紧选择原则和确定预紧力的计算方法。
The author presents us with a solution to the material selection function in the ball mill's grinding after analyzing the action of grinding medium on material.
分析了球磨机内研磨体对物料的作用，提出了球磨机粉磨作业中物料选择函数的求法。
This paper introduces cryogenic ball valve's application in aerospace, main styles, structure characteristics and material selection and analyzes its defects in design and application.
介绍了低温球阀在我国航天领域的应用情况、主要类型、结构特点和材料选择，分析了目前使用的低温球阀在设计使用上存在的不足之处及改进方法。
Forged steel check valve is respectively cut manifold, needle, ball you can according to the actual situation of reasonable selection of our valves.
锻钢止回阀阀瓣形式还分别有截流形，针形，球形您可以根据实际情况合理选用我们的阀门。
In this paper, the conclusions of the study are as follows:1. Maeba ball striker on the offensive when the selection region, the Middle Road up to, the right than the left.
本文的研究结论如下：1、前锋前场控球时对进攻区域的选择中，中路最多，右路高于左路。
The principle, selection and usage of the rubber dampening pad for noise control of the ball grinding mill are introduced in the paper.
介绍了橡胶减振垫在球磨机降噪中的原理、选用原则及应用情况。
Many observers feel Bryant shoots the ball to much, makes bad decisions when he presses, and his shot selection is constantly criticized.
很多观测者都抱怨科比出手太过频繁，头脑不理智，投球方式也太过单一。
The ball material selection can be based the parameters of mill thereby working out the dimensions of mill.
当磨机参数一定时，可根据计算的冲击功选择磨球材料，从而确定磨球的尺寸。
This method can be applied in the selection and calculation of ball-screw pairs for other machines.
该方法也可作为其它机械用滚珠丝杠副选用和计算的参考。
Introduction of the selection procedure of control ball valve and butterfly valve and the empiric selection of the coefficient in calculation.
介绍了调节型球阀和蝶阀选用的步骤及计算中一些系数的经验取法。
Pipeline series ball valve is not only wide selection of parts and materials are used in nickel-plated or 316, seal with a special polymer material.
长输管线系列球阀不仅选材广泛且内件材料均采用表面镀镍或是316材质、密封圈采用特制的聚合物材料。
Selection and calculation of ball-screw pairs in the design of feed system in CNC machine tools was introduced.
本文较详细地介绍了数控机床伺服进给系统中滚珠丝杠副的选择与计算。
Selection basis and method on allowable contact stress of rolling ball-socket nozzle were described. Based on empirical formula and test data, several factors affecting allowable stress were analyzed.
叙述了滚动球窝喷管在设计中许用接触应力的选择依据及方法，并根据以往的经验公式及其试验数据对影响许用接触应力的几个因素进行了分析。
"In the last 20 minutes, they were dangerous every time we lost the ball and we were not effective enough up front. " On his team selection…
在最后二十分钟，每次我们丢掉球权他们看上去都非常危险，而我们的前场也不够有效率。
Scientists sat the University of Copenhagen divided a selection of workers into two groups. Both were instructed to watch a video of people passing a ball back and forth.
哥本哈根大学的ၐ科学家们将员工们分成两组，分别让其观看一段视频，视频中有人来回的传球。
Scientists sat the University of Copenhagen divided a selection of workers into two groups. Both were instructed to watch a video of people passing a ball back and forth.
哥本哈根大学的ၐ科学家们将员工们分成两组，分别让其观看一段视频，视频中有人来回的传球。
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