查询词典 aberration constant

Dynamic characteristic testing is applied to evaluate the damping system performance by comparing damping force, damping ratio and damping time constant on various designs.

接著对所完成的转轴涡电流减振系统进行动态特性的测试，以减振力、阻泥比和减振时间常数来评比减振系统之性能表现。

Optimization of thickness distribution of unconstrained damping material was studied under constant damping material volume.

该方法用一组模态振型线性组合来定义阻尼层厚度分布函数，将模态参与因子作为设计变量来优化阻尼层厚度分布。

If the damping ratio could be held constant while is increase, the poles would move radically outward and both setting time and rise time would decrease.

如果阻尼比不变，增加，极点将沿原点向外辐射移动，调节时间和上升时间都将减小。

Compared with the conventional precession switching induced by applying a static field, the transverse oscillating field is more efficient for the magnetization switching for small damping constant α.

对薄膜，我们发现在垂直于各向异性易化轴的方向上施加一个小的横向振荡场，可以引起薄膜磁化进动模式的反转。

The curves are compared which are obtained from three sets of damping oleo-hole with different constant section area under the same structure parameters and initial filling parameters.

经与3组不同直径常截面油孔在同样结构参数和初始填充参数下曲线的对比分析，证明采用变截面油孔缓冲器优化前起落架突伸性能的合理性。

The formulation of design sensitivity of natural fnequencies and frequency response function is derived with respect to design parameters induding stiffness of shafts, average gear meshing stiffness, damping constant and inertia of gears etc.

推导了系统扭振固有频率及频响函数相对于设计参数的灵敏度计算公式，这些设计参数可以是轴的扭转刚度、齿轮平均啮合刚度、阻尼及齿轮转动惯量等。

The results show that the damping capacity of Zn-22%Al remains constant for ageing temperature below 80℃, the warm rolling temperature. Traces of Ce and La can improve the damping capacity of water quenched and warm rolled Zn-22%Al, and decrease the reduction of the damping capacity of Zn-22%Al during ageing at 150℃.

结果表明，经水淬后80℃温轧的Zn-22%Al合金在低于温轧温度下时效时，其阻尼性能保持稳定；微量Ce，La的加入，提高了经水淬后80℃温轧的Zn-22%Al合金的阻尼性能，减缓了经150℃时效后阻尼性能的降低。

Therefore, the hybrid method was adopted to determine the equivalent material properties. In this paper, the modal testing and numerical analysis were applied to obtain the Frequency Response Function and to calculate the equivalent spring constant and damping ratio of the suspension.

因此本文针对汽车悬吊部分，先以模态试验法与数值分析方法，将悬吊部分以线性弹簧及阻尼来模拟，并使用混合法，结合实验与数值之结果进行参数调整，在此是以FRF Base 来实施参数调整，确立悬吊系统的等效弹簧系数与阻尼系数。

In tested frequency range, the damping ratio keeps constant under different vibration frequency, which is verified again that the concrete is not the ideal sticky elastic material whose dissipation characteristic is correlative with frequency.

在实验的频率范围内，不同振动频率下的阻尼比近似保持常数，再次证实混凝土并非耗能特性与频率相关的粘弹性材料；砼构件的动刚度随振动频率变化不大，表明其力学参数无明显频变特征。

When AVR is added to other signals, such as speed, angle, active power, et al., power systems have equal damping is a constant that does not change on any conditions of general damping.

在AVR的基础上附加转速、功角、功率，乃至于附加远方机组任意信号的复杂多变量励磁控制方式下，电力系统总阻尼保持守恒，其数值与单纯AVR控制时相等。

We got alerted a couple of times while we were down south that HETs were on the way to bring us back up north because things were going to go hot again, but it was just rumors.

南下的途中我们不只一次得到警告说重型装备运输车将拉着我们重新北上，因为局势正在变得重新紧张起来，但这只是谣传。

It's the one where they find the ghost in the salt mine.

这一集是演他们在盐矿找到鬼