It's difficult to improve the precision of the spindle static stiffness test.
如何提高测试精度是主轴静刚度测试中的难点。
It includes reliability design of wear resistance, stability, static stiffness and strength.
它包括耐磨性、稳定性、刚度、强度的可靠性设计。
The first order critical speed and static stiffness of the spindle increases greatly after optimization.
经优选设计后，电主轴的一阶临界转速和主轴端静刚度均有较大幅度的提高。
The compliant micromanipulator requires very high positioning accuracy, which mainly depends on its static stiffness.
柔性微机器人要求具有很高的定位精度，而其静刚度在很大程度上决定着这一指标。
The results showed that the static stiffness from theoretical model is more suitable for small compression deformation.
研究表明，当压缩量较小时，理论模型对空气垫静态刚度的预测较为准确。
For system of single freedom-degree, the relationship of its static stiffness and square of natural frequency is direct ratio.
对单自由度系统，其静刚度与固有频率的平方有正比关系。
By means of experiments, the research of the characteristics of the displacement output, static stiffness, etc. have been obtained.
通过实验的方法研究了微进给平台的位移输出、静动态刚度等特性。
The white car body structure of the static stiffness of the field of computing has been valued by domestic and foreign automobiles industry.
国内外各大汽车公司对轿车白车身的结构静态刚度分析计算一直非常重视。
In the static analysis, study mainly focused on the static stiffness and in obtaining the static stiffness distribution of the whole work piece table.
在静态特性中着重分析了微进给平台的静态刚度，得出整个动平台的工作平面上的刚度分布图。
By studying the influence of some of the main components, the influence factors of the modal and static stiffness in the body structure design are found.
通过研究主要零部件对结构扭转刚度及低阶模态的影响，明确了车身结构设计中的主要影响因素。为轻型客车车身设计提供了参考依据。
It presented the whole design method of the static stiffness testing system. The main software and hardware of the system were illustrated and developed.
提出了静刚度测试系统的总体设计方案，并对该系统主要软件和硬件部分进行了说明与开发。
In this paper, by using the method of matrix structural analysis, the static stiffness model are derived from researching BKX-I varied-axis NC machine tool.
文章以BKX - I型变轴数控机床为研究对象，利用矩阵结构分析法建立了变轴数控机床的静刚度计算模型。
Because of the adoption of FEM, the proposed method to calculate the static stiffness of groundsill is suited and accurate more than the approximate method.
由于有限元方法的应用，使得本文所提出的计算地基的静刚度的方法比近似计算方法的适用范围要广，同时也要精确一些。
Porous material can supply millions of micro-hole regarded as countless throttle, therefore porous aerostatic bearings have high load capacity and static stiffness.
由于多孔质材料的特殊性，可以提供成千上万的微孔作为轴承节流器，因而多孔质气体静压轴承具有很高的承载能力和静态刚度。
After getting the relatively accurate static stiffness of groundsill, the soil-frame structure dynamics interaction is studied by the simplified method in the 4th chapter.
在得到比较精确的地基静刚度后，本文通过第四章中的简化算法求解了地基与结构的动力相互作用。
Optical elements are processed, tested and aligned undergravity load case, they works under the microgravity environment, the supportstructure must have large static stiffness.
光学元件是在地面重力环境中进行的加工、检测和装调，而在轨工作环境则是微重力环境，这要求光学元件具有高的静态刚度。
The experiment results show that the initial requirements for the control performance is satisfied because of the good controlling accuracy and static stiffness of the magnetic bearings.
试验结论表示：磁悬浮轴承具有良好白勺控制精度及静态刚度，满足了磁悬浮轴承控制性能白勺初步要求。
Built the static mathematical models for the hydraulic circuit mentioned above. Analysis the characteristics of speed-load, speed characteristics and the static stiffness for the circuits.
建立了陶瓷压砖机上述各动作液压回路的静态数学模型，完成了各回路速度-负载特性、速度特性及速度刚度等静态特性分析；
Results of the experiment show that hydrostatic gas-lubricated bearing with self controlled cone slot restrictor possesses of very high static stiffness and satisfactory stability in certain range.
经试验，安装该节流器的推力轴承在一定载荷范围内静态刚度接近无穷大，而且无气膜不稳定现象发生。
Spindle static stiffness unloading is more than that of loading. The elastic deformation of spindle system resumes stagnantly when unloading. So the loading curve and unloading curve are not closed.
主轴静刚度在卸载时要大于加载时，卸载时主轴系统弹性恢复迟滞，并且加载曲线与卸载曲线不封闭，卸载时主轴变形恢复不到起点，进而影响加工精度。
The results of calculation indicates that the static axial stiffness of fluid film in double spiral groove face seal is improved due to the pressure loss through feeding holes.
计算结果表明， 供液小孔所产生的压力损失提高了双列螺旋槽机械密封的静态轴向刚度。
Of particular interest under static loading was the influence of FRP reinforcement on the strength and stiffness of beam-column connection.
特别令人感兴趣的是在静载条件下应用纤维增强塑料对增强梁—柱联接部位所起的作用。
The static measurement includes weight, center of gravity, static lead lag, bending stiffness and torsion stiffness.
静态测量包括重量，重心，静前沿滞后，弯曲钢度，和扭区钢度。
The geometric and static constraint conditions on contact surfaces are treated as additional conditions and are included in stiffness equations.
在这种模型中，接触单元的几何和静力约束条件是作为补充方程包含在刚度方程中。
The static radial stiffness of PCR tire was measured with a vibration tester.
在振动试验机上测试轿车子午线轮胎的静态径向刚度。
The static strength and stiffness of the framework of motor-reversing type pumping unit is analyzed by the finite element method.
应用有限单元法对电动机换向抽油机支架进行了静态分析，计算其静强度和刚度。
The static foreaft stiffness of radial car tire was measured by a tire static load tester with additional tire foreaft stiffness testing device.
在加有轮胎纵向刚度测试附加装置的轮胎静负荷试验机上测试了轿车子午线轮胎的静态纵向刚度。
Wind Loads nonlinear static instability theory, derived for calculating the nonlinear stiffness matrix, and the development of long-span Bridges in the nonlinear static.
风荷载作用下的非线性静力失稳理论，推导了适合计算的非线性刚度矩阵，并开发了大跨度桥梁的非线性静力。
Wind Loads nonlinear static instability theory, derived for calculating the nonlinear stiffness matrix, and the development of long-span Bridges in the nonlinear static.
风荷载作用下的非线性静力失稳理论，推导了适合计算的非线性刚度矩阵，并开发了大跨度桥梁的非线性静力。
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