The transferab1e probability density function of the impact attenuation vibration system is deduced.
得到了振动系统的转移概率密度函数。
The method can be also applied to analyze the attenuation laws of energy for blasting vibration signals during the propagation, blasting mechanism and blasting seismic effects in its entirety.
本方法亦可用于分析爆破振动信号在传播过程中能量随时间的衰减规律，对综合研究爆破机理和爆破地震波有指导意义。
The attenuation characteristics of ground vibration caused by pile driving were proposed.
从而得到了打桩引起的地面振动的衰减特性。
Through contrasting and analyzing, the particle vibration velocity were forecasted by the orderliness formula of attenuation of blasting earthquake wave is precise relatively.
经对比分析，所得爆破地震波衰减规律公式预测的质点振动速度具有较高的精度。
Variations of geology and astronomy have constantly parameter variable auto-correlation function of vibration attenuation type.
地质和天文变量中常常存在参数可变的振荡衰减型自相关函数。
The result indicates that the enzyme reaction velocity tends towards steady state with the form of index attenuation or small damped vibration when reaction time is longer.
结果表明，当反应时间较大时，反应速度是以指数衰减或小阻尼振动的方式趋向稳态。
Active vibration attenuation using mechanical actuator is a new technique in ship vibration control field.
利用机械作动器进行主动消振是船舶振动控制领域的一项新技术。
The vehicle models are analyzed to study the vibration attenuation performance of the MR-damper using the semi-active force tracking PI control algorithm.
汽车模型用来研究力跟踪PI控制算法和MR阻尼器对车辆的振动抑制性能。
The experimental results show that the morphology of graphite has greater effect on the vibration attenuation property of the casting alloy materials than other factors.
试验结果表明：具有不同石墨形态的铸造合金材料对振动衰减的能力差别很大。
Using theory of vibration wave propagation, the concept of the attenuation coefficient of vibrating acceleration is drawn, and the test results of attenuation coefficient are analyzed.
应用振动波传播理论引出加速度衰减系数的概念，并对加速度衰减系数的试验结果进行了分析。
To study how the attenuation of vibration wave caused by traveling vehicle, we conducted a test survey along highway using three component detector and 24 trace engineering seismic apparatus.
对公路两侧不同车辆的振动情况进行了实验研究。采用三分量检波器和24道工程地震仪进行测量。
We also found that attenuation of backlash and collapse vibration wave are more rapid than the backlash and blasting vibration wave for the low velocity trait of them.
爆破振动衰减较快，而后座和塌落振动因其低频特性衰减相对较慢。
This article introduces the characteristics and attenuation of ground vibration caused by moving trains and motor vehicles obtained from a great number of tests, research and field work.
本文通过大量实测实验研究了火车、汽车在运行过程中引起的地面振动特性和衰减。
The motor-cable device was modified so that the optimal control was realized by passive control, with less energy used for the space structure vibration attenuation.
通过简单改造的电机拉索结构，该最优控制能采用无需耗能的被动控制方式实现，为航天结构振动抑制节省控制能量。
Some problems of attenuation of the ground vibration are analysed by means of the exact solution and the method of influence function of circle center displacement.
利用此精确解及圆心位移影响函数法分析了地面波动衰减的某些问题。
The attenuation rate of horizontal vibration is different from that of vertical vibration and could not be expressed by using a same formula.
水平向振动与竖向振动衰减快慢不同，难以用同一衰减公式表示等有意义的结论。
Firstly provide mathematic models on the effect of the force of silo wall relieved from bulk solid and attenuation of silo's vibration.
首次提出了散体与仓体的相互作用和对贮仓减振作用的数学模式。
The results show that the vibration attenuation effect of the vibration absorber can be improved effectively by optimizing its base and installation condition.
研究结果表明，通过优化吸振器的底座和安装方式能够有效地改善吸振器的减振性能。
The whole-spacecraft vibration isolation technology and the spacecraft local vibration attenuation can improve the dynamic environment of the spacecraft.
卫星在发射过程中的振动环境比其在轨运行时更为恶劣，整星隔振和卫星局部减振可以使卫星的动力学环境得到改善。
The attenuation function of the isolation trench to the shock vibration is more effective with increase in the intensity of the blast loading.
隔振沟对振动加速度的衰减作用随载荷强度的增加而增强。
As it works with mechanical actuator, the active vibration attenuation effect will be better.
配合机械作动器的使用，可以使主动消振系统获得较好的消振效果。
When the vibration absorber is fixed to a flexible base, the base will affect its vibration attenuation effect.
当吸振器安装于柔性主系统时，底座将影响吸振器的减振效果。
By using vibration absorbing tubes, vibroshock, adjusting the frequency of steel bracing, good vibration attenuation effect was achieved and hidden troubles to smooth running of the unit eliminated.
通过使用消振管、增设缓冲器和调整支撑钢架的频率等措施，取得了良好的减振效果，消除了装置安全运行的一大隐患。
As we all know, the larger area hysteresis curve encircles, the better the effect of vibration attenuation is.
滞回曲线所包围的面积越大减振效果越好。
The seam gas content was logarithmic related to the seam vibration wave attenuation parameter. The gas content was linearly related to the quality divisor.
瓦斯含量与煤层衰减系数呈对数相关，与品质因子呈线性相关。
The invention relates to a rubber piezoceramics damping vibration attenuation material and a preparation method thereof.
本发明涉及一种橡胶压电陶瓷阻尼减振材料及其制备方法。
The present invention relates to a production technology for vibration attenuation composite steel plate.
本发明是一种减振复合钢板的生产工艺。
The whole-spacecraft vibration attenuation (WSVA) and isolation (WSVI) technique could significantly reduce the launch loads on the spacecraft during the trip to the orbit.
整星减振、隔振技术能够有效地改善卫星发射过程中的振动环境。
The whole-spacecraft vibration attenuation (WSVA) and isolation (WSVI) technique could significantly reduce the launch loads on the spacecraft during the trip to the orbit.
整星减振、隔振技术能够有效地改善卫星发射过程中的振动环境。
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