查询词典 vibration-proof

With the development of the underpass system in our country, the vibration and noise problem which is aroused by the passing moving metro vehicle become more and more serious. The uneasy and damage brought by the traffic vibration has been considered to be one of the most unbearable public nuisance.

随着城市地下铁道交通系统的在我国各大城市的快速发展，由轨道交通带来的振动和噪声问题也越来越受到人们的关注，交通振动所引起的振动公害已被列为世界七大环境公害之一。

These functions are: low vibration, high vibration, pulsate and vibrate high pulsation and low pulsation.

这些职能是：低振动，高振动，脉动和振动脉动高和低脉动。

In order to investigate the excitation mechanism and response characteristics of wind-rain induced vibration of stay cable,an instrumentation system of wind-rain induced vibration measurement,which consists of anemometer,rain gauge and accelerometer,was installed on the Dongting Lake Bridge,Yueyang,China.

为了研究斜拉桥拉索风雨振的机理及响应特征，在岳阳洞庭湖大桥建立了由风速仪、雨量计、加速度传感器组成的风雨振现场观测系统，观测到了多次拉索风雨振现象；得到了发生拉索风雨振时风速、风向及雨量的基本条件，分析了风雨振时拉索振动的幅值、主振频率、模态参与特性及空气动力负阻尼比等响应特征。

Virtual prototyping technology was used to carry out the modal analysis and dynamic response analysis for vibration-impact rammer. The detailed analysis of the effects of the design parameters of vibration-impact rammer on the work characteristics of the machine was completed through the simulation test.

用虚拟样机技术对振动冲击夯进行了模态分析和动态响应特性分析，详细分析了振动冲击夯各设计参数对机器工作性能的影响，并以主要设计参数为设计变量对振动冲击夯进行了优化设计。

The vibration of the nitrogen atom about its equilibrium positions are analyzed in terms of its trajectories solved from the Hamilton equations of motion. The vibration periods are computed by residue theorem and compared with the experimental measurement.

本论文将Rosen-Morse Potential应用至氮原子在氨分子中所受之双最低点位势，由氮原子在复数空间下之运动轨迹，求出其穿隧范围及振动频率，并与实验所得之氨分子振动频率作比较。

At the same time, the approximate shock vibration is produced, which let us to have a new idea to study a new-type shock vibration road roller.

同时通过改装压路机使其产生准冲击振动，也让我们有了研制新型冲击式振动压路机的思路。

In the analysis, a nonlinear wave vibration equation of the thin cylindrical shell including damping and items due to geometric nonlinearities was established and then transformed by Galerkin's method. With different combinations of modes different nonlinear differential equations in modal coordinates were obtained. The Runge Kutta method was used to solve the equations numerically and some features of nonlinear wave vibration were discussed.

在研究过程中，首先，考虑阻尼并引入几何非线性项，建立薄壁圆柱壳的非线性波动方程，然后，采用Galerkin方法对波动方程进行转换，选取不同的模态组合，得到相应模态坐标下的非线性微分方程，最后用Runge-Kutta法进行数值计算并对圆柱壳的非线性波动振动特性进行了分析。

Brake vibration and noise is a phenomenon of self-induced vibration due to friction coupling and improper matching of modal parame...

制动振动噪声是由摩擦耦合诱发、制动器各部件子结构的模态参数相互匹配不当而导致的系统自激振动现象。

Brake vibration and noise is a phenomenon of self-induced vibration due to friction coupling and improper matching of modal parameters of different brake components.

制动振动噪声是由摩擦耦合诱发、制动器各部件子结构的模态参数相互匹配不当而导致的系统自激振动现象。

A method of eliminating the residual vibration of redundant flexible robot manipulators is put forward. The endpoint residual vibration can be reduced easily through optimizing the joint self-motion.

继而提出了利用自身运动进行开环控制以消减冗余度柔性机器人残余振动的方法，在机器人末端运动停止后，通过选择最优的关节自运动，使末端的残余振动尽快消减下来。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。