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。
The measuring system USES PC, step motors and high accuracy torque sensor to finish the stiffness test.
利用PC机、步进电机、高精度扭矩传感器组成的系统完成了刚度测量。
Stiffness test platform of drug drive compression spring was built and the relative accurate stiffness value was got.
搭建药物驱动装置的压缩弹簧刚度测试试验台，得到了较为精确的弹簧刚度值。
The paper introduces the stiffness testing method used in automotive circle and the test method of the second class stiffness leaf spring in IVECO automotive leaf spring standard.
介绍了行业中的刚度测试方法和IVECO汽车板簧标准中的二级刚度的板簧刚度测试方法。
The system of stiffness test analysis is created by analyzing the shapes and forming processes of tractor body panels, of which based on cylindrical shallow shells and spherical shells.
通过分析拖拉机车身及其冲压成形的特点，结合柱面扁壳及球面扁壳件，建立一套扁壳类零件刚度的试验分析系统。
Students will determine the relative stiffness of two aluminum beam test specimens of equal cross sectional area but different cross-sectional shape and see how they conform to theory.
学生要确定两个横截面面积相同而形状不同的铝梁实验样本的相对刚度，并研究结果如何与理论一致。
Tested the joint stiffness based on "deflection method", and analyzed the factors that affect joint stiffness according to the test results.
基于“挠度法”，对节点刚度进行了测试。根据测试结果，分析了影响节点刚性的各种因素。
The influences of the spiral groove parameters on the opening force, power loss, leakage rate and stiffness of gas film were investigated by the experimental test.
螺旋槽干气密封试验分析了干气密封螺旋槽几何参数对开启力、功耗、泄漏率和气膜刚度的影响，并通过理论计算对试验数据给予了验证。
The test and analysis about intension and stiffness of airplane structure is a important part of airplane design.
飞机结构强度和刚度的试验与分析研究是飞机设计的重要环节。
This paper provides the method for calculating the axle guiding stiffness acted by resilient axle box guide bars, the accuracy of which has been verified by practical test results.
本文提供轴箱弹性拉杆作用于轮对的定位刚度的计算方法，这种方法的准确度已用实例测试结果加以验证。
The error analysis proves that this method can realize the exact identification of the structure boundary support stiffness if the modal test results are of enough accuracy.
误差分析表明，如果模态试验结果具有足够的精度，用本文方法能够准确地实现结构边界支承刚度识别。
Put forward a new method for long-span bridge buffeting analysis which using quasi-steady aerodynamic stiffness and unsteady aerodynamic damping based directly on wind tunnel test.
提出采用准定常气动刚度与基于试验的非定常气动阻尼进行气动修正的大跨度桥梁抖振计算新模型。
Other test parameters include the level of axial load in the CFST column, the load level in the RC beam and the beam-column stiffness ratio.
其他测试参数包括水平轴向载荷作用下的钢管混凝土柱、水平荷载下的钢筋混凝土梁和框架梁柱的刚度比。
The test results shows that the mast is blessed with good electromagnetic wave permeability and better dynamic stiffness.
测试结果表明，制作出的桅杆具有高透波性和较大的动刚度。
The FEA and test results of typical rubber components in the railway vehicle are listed, including the stress, strain, fatigue performance and stiffness etc.
再列举了几种典型机车车辆用橡胶零件的有限元分析和产品试验结果对比情况，包括应力、应变、产品的疲劳性能、刚度性能等。
According the stiffness of bearing plate, the deformation test of bearing plate method is divided into rigid bearing plate method and flexible bearing plate method.
承压板法变形试验根据承压板的刚度分为刚性承压板法和柔性承压板法，两种试验方法的适用范围在规程中均有相应的规定。
The location of model errors in a stiffness matrix by using test data has been investigated by the others.
用试验数据确定刚度矩阵中的模型误差位置已有所研究。
The method of dynamical measurement which was applied to analysis of pile driving is extended to test and measurement on the stiffness and strength of vertical joints between diaphragm walls.
将用于桩基检测的动测法，推广应用于地下连续墙纵向接缝刚性和强度的测试。
In this paper, a number of test results of stiffness and damping characteristics for several models of tractor tire were given, which were obtained with different methods.
本文给出了两种不同方法对几种拖拉机轮胎的刚度、阻尼特性所作的大量实验研究的结果。
The results show that the method can identify the stiffness parameters of frame structure accurately and has a good fault tolerance. The method has certain application value in structure dynamic test.
结果表明，该方法能较准确地识别结构的刚度参数，具有良好的容错性，在结构动力检测方面具有一定的应用价值。
Principal similarity coefficients of the test model are calculated to sufficient for similarity requirement of resisting to lateral stiffness. The steel truss was made of red copper in the model.
模拟地震振动台试验中，模型设计按主要满足抗侧刚度相似要求确定相似关系，模型制作采用紫铜代替钢完成钢桁架的制作。
Test result suggests , in the serviceability limit states, displacement is littleer, the plane stiffness infinite assumption may be established.
实验结果表明，在正常使用极限状态时，位移较小，同一楼层平面内刚度无限大的假定可以成立。
Compared with the test results, the calculation methods of the initial rotational stiffness and the bearing capacity and the mathematic model were testified to be true.
将建议公式计算值和试验结果作了比较，验证了初始转动刚度和极限承载力的计算方法和数学模型的正确性。
Finally, the damping characteristics of them were tested. Test results showed that by adding a thin damping layer, the damping of structure was increased nearly without stiffness changed.
然后测试其阻尼性能，结果表明嵌入较薄阻尼层会在构件刚度改变不大的情况下增大试样的阻尼。
On the basis of analyzing the test results, and taking the interaction between piles and cap into account, a new relative stiffness expression of pile-cap was presented.
考虑了桩与承台的相互作用，在对试验结果分析的基础上提出了一种新的桩—承台相对刚度表达式。
A fatigue life calculation and test was performed to investigate the influence of use of different-stiffness fasteners on structure fatigue life in repair area.
本文通过疲劳寿命计算和试验，研究了结构连接部位的紧固件剪切刚度不同，对疲劳寿命的影响。
The test results indicate that increasing reasonably the probe's stiffness and pre-compression capacity and reducing the mass of movable part may enhance its dynamic response performance.
试验结果表明：在对电感测微仪测头的设计中，合理增加刚度和预压量、减少活动部分的质量可以提高测头的动态响应性能。
In the respect of pseudo dynamic test, the author explained the influencing factors of initial inputting stiffness matrix and the equivalent method of mass matrix of model.
在拟动力试验方面，指出了联机试验中初始刚度矩阵的影响因素，建立了模型质量矩阵的等效方法。
Structure of the mount model is modified, and stiffness measurement and fatigue durability test were made to the test piece before and after the modification.
对悬置模型进行结构改进，并对改进前、后的试件进行了刚度测量试验和疲劳寿命试验。
Model stiffness and support location effect on flutter derivatives is studied in bridge deck section dynamical test.
通过试验研究了桥梁节段模型动力试验中模型本身的刚度和支撑位置对颤振导数测量结果的影响。
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