振动和冲击是液压平衡回路使用中常出现的问题，直接影响到液压系统的正常工作。
Being a very obvious problem of hydraulic balancing circuit, vibration and impulse affect the normal work of hydraulic system directly.
虽然城市轨道交通系统的运营环境中都必然会有噪声和振动，但这并不意味着可以乘客或沿线的工作人员和居民都能接受。
Noise and vibration are part of every rail transit system's operating environment. But that doesn't make it acceptable to riders or those who live and work in close proximity to the tracks.
本文对压阻式振动角加速度传感器的惯性变换系统的结构特性、工作原理进行了分析讨论。
The paper aims at discussing structural performance and operation principle of inertial transform system for vibration angular acceleration transducer of compressive resistance.
超声珩磨装置在工作状态时，珩磨负载对超声珩磨振动系统谐振频率有一定的影响。
Honing load has influence on the resonance frequency of ultrasonic honing vibration system when ultrasonic honing device is working.
利用人工神经网络理论，通过对设备振动信号采集、处理和提取特征参数的方法，对装载机机械系统工作状态进行智能监测与故障诊断。
This paper involves ANN based intelligent condition monitoring and diagnosing of loaders, focusing on signal collecting and processing as well as characteristic parameter picking up.
结果表明，在换能器不同振动模态下，等效并联电容电阻并非恒定值，而且实际支承工况下换能器系统工作时存在负阻尼效应。
The result shows, under different vibration mode, equivalent parallel capacitance and resistance are not constant value. There is negative damp effect in transducer system at the operating mode.
由于曲轴系统装有转动惯量很大的部件，所以曲轴扭转振动的自振频率比较低，往往会在工作转速范围内产生共振。
The crankshaft system installed with component which has enormous moment of inertia that leads to lower frequence of forced torsional vibration for crankshaft.
该主控制器通过电磁兼容测试、高低温及振动测试后，系统工作正常。
The main controller passed the electro-magnetic compatibility tests, high and low temperature tests and vibration tests and presented a normal working condition.
由于链在高速工况下处于频繁的启动和停歇状态，惯性力是其主要的工作负荷，进而引发链节的振动，影响链系统的定位精度和步进速率。
Owing to start-up and dwell continually under high speed working condition, the inertial force is the main load that leads to the chain vibration and affects the position accuracy and step rate.
影响液压系统冲击、振动的因素很多，如泵的结构、阀的参数及负载情况和整个系统管路设计的合理性、工作条件等。
There are many factors that influence impact and vibration in hydraulic systems, such as pump structure, valve parameters, load, pipe design and operation conditions.
在此基础上确定了液压激振系统工作参数与振动摆动辗压工艺参数之间的关系。
On these bases, a relationship between the vibration system and rotary forging technical parameters is defined.
本文的主要工作如下：1、系统总结了国内外关于地铁引起环境振动的研究现状和研究方法。
The main part works as follows: 1, Sum up the present status and research methods about the environment vibration induced by the subway of home and abroad systematically.
本文阐述了磁悬浮系统控制转子振动的研究现状，磁悬浮系统的结构，工作原理及磁悬浮系统的优点。
The structure and working principle of magnetic suspension system, the research state and the advantage of magnetic suspension systems.
在此基础上，开发了轧机工作辊振动在线监测系统，可实现轧机振动工况的在线监控。
With the support of the method, we developed a vibration monitoring system for working rollers, which could realize on-line monitoring the working condition of vibration in rolling processes.
本文综述了本课组在多自由度碰撞振动系统环面分岔与混沌方面的研究工作。
This paper summarizes our group's work on torus bifurcations and chaos in multi-degree-of-freedom vibro-impact systems.
本文介绍了振动筛光电同步轨迹拍摄仪的电路系统，工作原理及调试方法。
This paper introduced circuit principle and debugging methods of photoelectric synchronous track camera for vibrating screens.
管道系统中的压力脉动会对管道系统中造成许多危害，例如它会降低泵的工作效率、增加额外的能耗、产生噪声，使管道附件的工况变坏和造成管道振动等等。
The pressure oscillation in piping system can lower the efficiency of the pump, cause the additional consume of energy and emit noise, deteriorate the working condition of the accessory.
结合JSL - 30型钻机结构和工作原理，研制了适用于振动条件下的钻进参数检测系统。
According to the structure and operating principle of the JSL-30 drill rig, a drill parameter tester was developed especially for percussion drill.
介绍了汽轮发电机组振动在线状态监测系统数据采集器的硬件构成、工作原理和主要功能。
A data sampling system used for on-line monitoring the condition of turbo-generator unit is introduced. The hardware structure, work principle and main function of the system is analyzed.
本文从理论上分析了高速加工刀具系统在工作过程中发生强迫振动的原因，并提出减小刀具系统振动的措施。
The reasons of vibration of high-speed tool system in cutting are analyzed theoretically. The methods to decrease the vibration are presented.
本文从理论上分析了高速加工刀具系统在工作过程中发生强迫振动的原因，并提出减小刀具系统振动的措施。
The reasons of vibration of high-speed tool system in cutting are analyzed theoretically. The methods to decrease the vibration are presented.
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