The car pare low frequency vibration;
车削低频振动；
A novel ultra-low frequency vibration isolator is established.
研制一种新型超低频垂直隔振系统。
The car pare low frequency vibration; High frequency vibration; Cancellation measure.
车削低频振动；高频振动；消除措施。
Ulcerative colitis; Electromagnetic therapy instrument with low frequency vibration; Efficacy; Safety.
溃疡性结肠炎；低频振动电磁治疗仪；疗效；安全性。
An inertial measurement method for bridge dynamic deflection with seismic low frequency vibration transducers was promoted.
以惯性测量原理，用地震式低频振动传感器测量桥梁动挠度。
An apparatus for use in low frequency vibration energy harvesting (VEH) and with actuators requiring a low deflection force.
本发明公开了一种装置，其用在低频振动能量收集(veh)中，或在仅要求低偏转力的致动器中采用。
The gradient generation coil assembly is stiffened to suppress low frequency vibration of the gradient generation coil assembly.
梯度产生线圈组件被刚硬化以抑制梯度产生线圈组件的低频震动。
The abnormal low frequency vibration on tilting-pad bearing in a certain machine is measured and the vibration fault is diagnosed.
通过对某机组可倾瓦发生的非正常低频振动进行测试，诊断出了振动故障。
Perhaps the term "vibrating" is not quite accurate since they are designed for low frequency vibration and the vibration cycle is intermittent.
也许“震荡”一词并不准确，因为它们的设计是低频震荡，而且周期是间断性的。
Objective: To observe the efficacy and safety of electromagnetic therapy instrument with low frequency vibration in the treatment of ulcerative colitis(UC).
目的：观察低频振动电磁治疗仪治疗溃疡性结肠炎的疗效与安全性。
Effects of low frequency field on mechanical properties of injected specimens were explored by self made low frequency vibration injection molding(VIM)device.
利用自行研制的振动注射成型装置进行注射样条实验，研究低频振动场对注射样条制件的物理力学性能的影响。
Signals output by the demodulating converter and the low frequency vibration separator are sent to an interface of a sampling and analyzing diagnostic computer AD.
所述解调变换器和低频振动分离器输出的信号送入一个采样和分析诊断的计算机ad接口。
The methods of realization of nonlinear stiffness and applications of combined positive and negative stiffness in ultra-low frequency vibration isolation are analyzed.
分析了刚度非线性的实现方法及正负刚度并联技术在超低频垂直隔振系统中的应用。
The inverted pendulum, folded pendulum, X pendulum and conical pendulum ultra-low frequency vibration isolation systems, which are developed from single pendulum, are introduced.
介绍了由单摆改进而成的倒摆、折叠摆、x摆和锥摆等超低频水平隔振系统。
As these waves pound against the sea floor, they generate a constant vibration with a frequency of about ten millihertz, much too low for humans to hear but easily detectable with seismometers.
当这些压力波撞击海床时，会产生一种频率为0.01赫兹的连续振动，而对我们人类而言这个频率太低了，所以根本听不到，但却很容易被地震仪侦测到。
A kind of vibration acceleration - frequency detecting device is described, which is a new style low power consumption handy device based on ADXL50 acceleration sensor.
本文主要介绍了一种应用加速度传感器adxl50设计的新型便携式、低功耗的振动加速度-频率检测装置。
But Steady low fan speed change, so that airflow and vibration according to a fixed frequency, so we might as natural wind moderate.
但稳定低风扇速度变化，使气流和振动按固定频率，因此我们可能是自然风温和。
All of these provide a reference date for the applications of vibration drilling with low frequency torsional vibration.
为低频扭振型的振动切削应用于生产实践提供了参考数据。
New type of precision cropping machine utilizes variant frequency vibration to crop bar precisely with low stress.
新型下料机是利用变频振动实现低应力精密下料的。
A new type of precision cropping machine utilizes variant frequency vibration to crop bar precisely with low stress, an system of measure and control of vibration in the machine is necessary.
新型下料机是利用变频振动实现低应力下料的，针对需要建立振动的有效测控系统的问题。
The results of experiments indicated that the control strategy was correct and effective in suppressing the low frequency and large amplitude vibration of flexible space structures.
实验研究结果表明，该控制方案对空间柔性结构的低频大幅振动有很好的控制效果。
Research shows that the application of dynamic vibration absorbers (DVAs) can significantly improve the low frequency isolation performance of floating raft system.
浮筏隔振系统是一种广泛应用的减振降噪装置，但它在低频减振方面还存在较大不足。
In this paper low-frequency vibration problems of rotating machinery are investigated.
应用时频分析方法研究了回转机械低频振动问题。
It provides a theoretical basis for harvesting the low-frequency vibration energy in environment and designing self-powered device of sensor network.
为采收环境低频振动能量，实现网络传感器自供电装置提供了设计的理论依据。
According to the problems of blocked chips and hole qualities in the drilling of small caliber gun barrel, a installation of low-frequency vibration drilling is designed.
针对小口径火炮身管钻削加工时存在的切屑堵塞和内膛质量问题，设计了一套低频振动装置。
The multiple degrees of freedom (MDOF) waveguide vibration suppressor has the capacity to absorb low frequency sound.
多自由度波导抑振器具有吸收低频入射声波的功能。
The types, principles, features, and applications of displacement sensor used in ultra-low frequency active vibration isolation control are introduced.
介绍了超低频主动隔振控制中常用的位移传感器的类型、工作原理、结构特点及适用范围。
In this system, the variable frequency motor is applied to meet the requirement of low speed to check the compositive error and high speed to measure the vibration.
针对检测综合误差和振动时对主轴转速的要求，采用变频电机来控制主轴转速，以满足系统对转速的要求。
It is found that the system is subjected to the low-frequency excitation and occurs random vibration in the non-linear complex-mode form.
揭示了系统所受的是低频激励，以非线性复模态的形式作随机振动。
It is found that the system is subjected to the low-frequency excitation and occurs random vibration in the non-linear complex-mode form.
揭示了系统所受的是低频激励，以非线性复模态的形式作随机振动。
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