阻尼的

The results show that for a certain depth and damping coefficient, if the wave impedance ratio is small, the seismic re...

计算结果表明，对于一定的土层厚度，在一定阻尼比条件下，土层和基岩的阻抗比小到一定程度时，可以将基岩假定为刚性约束，而误差可以控制在一定的范围内。

And the effect of the fluid mass and the nonlinear damping on the performance of the isolator is discussed.

由此建立相应的八作动器隔振平台的动力学模型，并讨论流体质量和非线性阻尼对隔振性能的影响。

The method of representing the dynamic response characteristics of a journal bearing bymeans of stiffness and damping coefficients is widely used in rotordynamics.

将滑动轴承的动力响应特性用刚度和阻尼系数来表示的方法在转子动力学中有相当广泛的应用。

After analyzing the difference of damper's energy dissipation, between two waveshapes of a simple loop load test, a comprehensive method for the capacity assessment of damper's power dissipation suggested.

通过对单调加载中因加载波形不同而导致耗能的变化的分析，提出了阻尼器耗能性能的综合评价方法。

In the non dimensioned time domain,the generalized quadratic performance criterion of error state transits into the optimal problem of structural parameters,thus gets an optimal parameter system—optimal damping control system with big margin for stability,little number for oscillation,small overshoot,and small setting time.

在无量纲时域中，把状态误差的广义二次型性能指标转换成结构参数的优化问题，从而得到一种稳定裕度大、振荡次数少、超调小、调节时间短的最佳参数系统——最佳阻尼控制系统。

Using natural frequency ratio and damping ratio as design variables, constructing an objective function with the peak values of dynamic magnification factor and the dynamic magnification area of the main system in the whole frequency band, the optimization problem is built.

建立了以固有频率比和阻尼比为设计变量，以振幅动力放大系数函数的多个峰值和整个宽频带下面积构造目标函数的优化问题。给出了两个自由度减振器参数的优化计算实例。

The adoption of pushrods on the dampers improves the performance of the anti-roll bar for even better body control.

在推杆上的阻尼器通过提高性能的反辊为更好的车身控制栏。

The sudden stiffness change on the top of tube towers of ship lifts caused the intensive seismic whipping effect to the top machinery building. To suppress the whipping effect, a roof MRD isolation system were presented.

升船机结构塔柱平台处的刚度突变会引起升船机顶部厂房强烈的地震鞭梢效应，在升船机结构模型上设置屋盖磁流变阻尼器MRD隔震系统并进行振动台试验，以验证该系统对控制升船机结构顶部厂房地震鞭梢效应的有效性。

KENCAMPSHURE production manager, said:"Based on experience, research specific uses, the engineers argue that a number of issues, such as what type of machine will be under load, the damping value is the number of requests, and to require the number of mobile speed is like."

生产经理KENCAMPSHURE说：&根据经验，研究指定用途，工程师们会提出这样一些问题，如机床将承受的是何种负载，要求的阻尼值是多少，以及要求的移动速度是多少之类。&

Firstly, PLL linear model is established in order for the comparative analysis between phase step error response and phase rectangular-pulse error response under different damping ratio. The ideal PD waveform expression is figured out.

首先通过建立锁相环的线性化模型，对比分析了不同阻尼系数的相位阶跃误差响应和矩形相位误差响应，推导了理想状态下鉴相器输出的波形表达式。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。