查询词典 damping-off

The most effective method of damping the oscillation is to install power system stabilizer and direct current modulation. But PSS designed to a certain mode will produce bad effect to other modes.

抑制低频振荡最有效的方法是装设电力系统稳定器和直流附加控制器，但针对某一振荡模式而设计的PSS会对其它模式产生负作用而破坏系统稳定性。

Based upon the energy-dissipation mechanism, the mechanical model of the damping layer sandwiched by plates or cylindrical shells is set up with the deformation energy method and the theory of modal analysis.

最后，从理论上首次推导了板壳类结构局部约束阻尼处理的优化位置。

The methods for treatment of earthquake input and modeling of radiation damping in infinite foundation were established based on cylindrical wave equation.

其中，地震波的输入方法以及无限地基辐射阻尼的模拟方法都是在柱面波动方程的基础上建立起来的。

Parameters of the controller are tuned according to the damping ratios of the weakly damped inter-area oscillation modes estimated on line by an improved Prony algorithm.

该控制器使用改进的Prony算法，在线分析得到系统弱阻尼区间振荡模式的阻尼比，并据此通过自寻优的方法调整控制器的参数。

The calculation shows that the transition amplitudes display some damped oscillation with a period inversely proportional to the energy gap between the initial and final states and a damping time determined by the inter-molecular potential of the collision system.

对b与v对θ_的影响的分析表明，在物理上有意义的b和v的范围内，CO-He体系的θ_分布在30°～70°范围内，CO-HCl体系的θ_分布在93°～116°范围内，故不存在正负干涉抵消的问题，"平均效应"不严重。

The stability and accuracy of four explicit integral methods for damped vibration equation is analyzed and compared, and their scopes of application and effect of damping on their stability are discussed.

本文针对用于求解有阻尼振动方程的四种常用显式积分方法的稳定性和精度进行了分析对比，并讨论了其适用范围及阻尼对其稳定性的影响。

Using the Hilbert transform envelope demodulation,analyzes the free damped torsion vibration signal which produced by the box of liquid milk and calculates the damping coefficient of system,compares it with standard sample to judge the quality of product.

采用Hilbert变换包络解调方法，对液态奶盒产生的自由衰减扭转振动信号进行分析计算，求出系统的阻尼系数，并和标准样本比较以判断产品质量的好坏。

The structure of the damper is determined, and a damping torque model is established.

确定了该阻尼器的结构，建立了阻尼器的阻尼力矩模型。

MR damper is analyzed on its mechanical characteristic, and is applied in multi-dimension damping in this paper.

分析了磁流变阻尼器的力学特性，将其应用于多维减振系统中。

The result of simulation shows that the damper has better stability and vibration damping effect.

仿真表明，该控制器具有较好的稳定性和良好的减振效果。

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％。