查询词典 damping

The nonlinear relation of damping versus strain amplitude and frequency is investigated using the AR model and MARM method.

利用喷雾沉积快速凝固技术制备了ZA27合金试样，对铸态及喷雾沉积态ZA27合金的阻尼性能进行了比较。

In the seismic analysis of hydraulic engineering before, the traditional model of fixed boundary with massless foundation were often adapted, and the radiation damping of foundation and the inhomogeneity input of wave-motion could not be took into account.

以往大多数水利工程的抗震分析中，多采用传统的固定边界无质量地基模型，该模型未能考虑地基辐射阻尼的影响和地震波动的不均匀输入等问题。

The algorithm is effective on Mathieu equation and two DOF systems with varied stiffness and varied damping.

对Mathieu 方程和一个变刚度变阻尼的两自由度问题的仿真分析验证了算法的有效性。

The element stiffness matrix and damping matrix were given by the transform of element displacement.

按照单元位移在结构位移列阵中的位置组装汽车振动数学模型的系数矩阵。

Taking the damping and rigidity of automobile seat and suspension system as design variables, the root mean square value of acceleration seat and relative dynamic loading of tire as objective function, two optimization design models of passive suspension parameters were established according to riding comfortableness and pavement breakage.

以汽车座椅和悬架系统的阻尼与刚度作为设计变量，综合考虑车辆的乘坐舒适性和对路面的损坏性，以座椅加速度均方根值和轮胎相对动载荷均方根值作为目标函数，建立被动悬架参数的两目标优化设计模型。

"Damping: In physics, the restraint of vibratory motion, such as mechanical oscillation s, noise, and alternating electric currents, by dissipating energy."

阻尼：物理学中，指因能量耗散使振荡、噪音、交流电之类的振动所受到的遏制。

Strong antidumping property: When titanium is affected by mechanical vibration or electric oscillation, its vibration damping time lasts the longest time, compared to that of steel and copper.

抗阻尼性能强：金属钛受到机械振动、电振动后，与钢、铜金属相比，其自身振动衰减时间最长。

Semi-active control algorithms can make some seismic responses of bridge nodes neighboring the dampers to produce acute magnifying effect. The continuous type semi-control algorithms can mitigate the ""needlepoint"" phenomenon well because they operate the damping force more gently, and their acceleration-magnified effect are more mitigatory than that of switch type algorithms.

半主动控制算法会使得阻尼器附近桥梁结点的某些地震反应会产生剧烈的放大效应，"连续型"控制算法由于能够较为平缓地施加阻尼力，能够较好地减轻"针尖"效应，其加速度放大效应比"开关型"控制算法缓和，而采用主动控制时没有出现加速度放大效应。

Hilbert-Huang Transformation is a new signal processing approach, which can be used to identify the modal frequency, damping ratio and vibration mode of the structure incorporated with NExT.

Hilbert-Huang变换是一种新的信号处理方法，它与NExT法相结合可以识别结构的模态频率、阻尼比和振型。

In this thesis, we propose two pulse generators whose pulse amplitude is adjustable. These pulse generators use the second-order transient circuit at over-damping mode to generate the adjustable monocycle pulse with good symmetry and low ringing in the simulation and measurement.

本论文提出两个脉波高度可调的脉波产生器，主要观念在於利用RLC二阶暂态来产生脉波，并利用过阻尼响应来降低脉波尾端的涟波，从模拟与量测中可验证此特性。

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％。