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1·The research works provided a kind of effective method for the development and design of 3 axle rotary flexible hinge with high axial rigidity.

该研究工作为高轴向刚度三轴转动柔性铰的开发与设计提供了一种有效的方法。

2·The results show that the axial rigidity is much difference and the radial rigidity similar between the accurate calculation and the brief calculation.

计算数据表明，轴向刚度的精确计算与简化计算结果相差较大，而径向刚度的精确计算与简化计算值相差不大。

3·The axial fixed position preload is applied to middle ring of the shaft, the axial rigidity of the angular contact ball bearing is obtained by the impulse excitation tests.

对转台中环主轴施加轴向定位预紧力，通过脉冲激励法试验得到角接触球轴承的轴向刚度，试验结果与理论结果吻合较好，为转台研制中各轴系预紧量的控制提供了理论和实验依据。

4·Cylindrical roller adopt convexity process, so the presses of roller and race surface are proportional spacing, they can bear a large axial load, furthermore axial rigidity is strong.

圆柱滚子采用凸面加工，因此滚子与滚道之间的压力分布均匀。可承受较大单向轴向负荷，且轴向的刚性较强。

5·Through analyzing example, the relation between axial rigidity and pulling force of the cable and the affection to axial rigidity about gravitation rigidity and elastic stiffness have been discussed.

通过算例分析，讨论了索的轴向刚度与拉力变化的关系，分析了重力刚度和弹性刚度对轴向刚度的影响；

6·The ball screw can be pre pressed, because the pre pressure can make the axial gap reach negative value, and then get higher rigidity.

滚珠丝杠可以加预压，由于预压力可使轴向间隙达到负值，进而得到较高的刚性。

7·Axial static rigidity is one of important parameters of a pile.

桩的刚度是桩的一个重要参数。

8·It has strong rigidity and high locating accuracy, simultaneously, it can compensate the axial size error accused by the centre hole size of the shaft.

该顶尖刚性强、定位精度高，能补偿由于被加工轴的中心孔误差所引起的轴向尺寸误差。

9·Second, the calculation formula of radial rigidity is deduced according to the deformation of rollers under the radial load with axial position preload.

其次，由轴向定位预紧轴承受径向载荷时各滚子的变形，推导出轴承的径向刚度计算公式；

10·The rigidity effect of surrounding elastic medium is remarkable not only to the real characteristic frequencies of cylindrical shells but also to the cut-off axial mode.

弹性介质刚度不仅对充液圆柱壳的实固有频率影响显著，而且影响其截止轴向模态。