查询词典 pendulum bob

Internal friction in hardened carbon steels was measured with a torsion pendulum and an internal friction peak was observed around 130℃when measurements were taken from room temperature upwards.

由内耗峰的出现可以认为马氏体在第一个回火阶段中的转变产物与母体具有共格性，由于共格界面的应力感生运动而引起内耗。

The internal friction in an 18-8-3-1 Cr-Ni--Mo-Ti heat-resisting steel was measuredwith a torsion pendulum, and an internal friction peak around 520℃ was observed.

用低频扭摆测量了18-8-3-1 Cr-Ni-Mo-Ti耐热钢的内耗，在520℃附近观察到一个内耗峰。

According to a torque feedback rate gyro,it designs the rebalance loop.The experimentation concludes the change tendency of parameter of the head of meter in different input frequency,so that the change tendency of damping ratio and torsion pendulum in the whole frequency is determined.

针对某力矩反馈速率陀螺仪设计了再平衡回路，试验确定了不同输入频率下陀螺表头参数的变化趋势，从而得出陀螺的主要性能参数阻尼比及转动惯量在整个频段内的变化趋势。

The effects of thermal cycling temperature on microstructure and damping capacity of Fe-19Mn alloy were studied by Olympus optical microscope, XRD and reversal torsion pendulum.

中文摘要：采用Olympus光学显微镜XRD以及倒扭摆法，研究了热循环温度对Fe-19Mn合金的微观组织和阻尼性能的影响。

We designed the relative experiment to verify the deduction, we use the modulated dumbbell torsion pendulum to test the WEP, and the result is accord with the deduction.

同时我们也设计了相关的实验对此进行验证。

This method use positive feedback control to let torsion bar self-excitation, then by measuring torsion pendulum system's nature frequency to calculate torsion bar's stiffness.

针对扭杆刚度的测量，提出了一种全新的动态测量方法─—自激动力微摆法：该方法采用正反馈使扭杆自激，通过测量扭杆扭摆系统的固有频率来计算扭杆的刚度。

We also simulate the environment of photon experiment, and calculate the effect by use of fourfold symmetry torsion pendulum, we find that the double frequency effect caused by gravitational gradient is reduced a magnitude when we buildup the symmetry of measurement system.

我们还对二重对称扭秤的光子实验数据进行了分析，结果发现二倍频的效应为10~(-12)Nm 的量级，通过计算分析我们发现扭秤周围环境的不对称所引入的引力梯度效应是不容忽视的，因此针对喻家山人防山洞的具体情况，我们对光子实验的实际环境进行了模拟计算，理论分析结果表明对于二重对称的扭秤而言，环境不对称的影响引起的力矩效应为5.4940×10~(-10) Nm，对于四重对称的扭秤来说，效应为1.8668×10~(-11)Nm，可以看到随着扭秤对称性的增加，引力梯度的效应减小了一个数量级。

The spin-polarized torsion pendulum is a strong permanent magnet of Sm2Co17 magnetized along radial direction, which is well shielded by magnetic-shielding materials.

我们设计的自旋极化扭秤是一块外部加磁屏蔽材料的Sm2 Co1 7永久磁铁，自旋极化方向平行于某一直径方向。

It deduces that the equivalent damping ratio and torsion pendulum which is the main performance parameter of the torque feedback rate gyro is related to the gain and time constant of the head of meter.

摘 要：通过推导得出力矩反馈速率陀螺仪的主要性能参数等效阻尼比及等效转动惯量与陀螺表头增益及时间常数有关。

Internal friction peaks associated with the presence of hydrogen in eight types of high chromium-nickel alloy steel were observed in measurements with a torsion pendulum.

用扭摆作内耗测量，发现八种高铬镍合金钢中含氢可以引起内耗峰。

As a dominant party,CPC government should play a guardian,supervisee and guarantee role to overcome all the difficulties in the development of charitable cause and bring it into full play in the establishment of harmonious society on policies and regulations basis.

在中国共产党的文献中第一次把发展慈善事业提到&最广泛最充分地调动一切积极因素，不断提高构建社会主义和谐社会的能力&的高度来认识。近年来，社会学界对慈善事业的理论专著发表较多，有鉴于此，笔者不揣浅陋，谈谈自己的认识和见解。

Flow through the land, the land of the scale of operation allows the effectiveness of the land may be raised.

通过土地的流转，土地的规模经营可以让土地的效益得到提升。