The means of realization for overloading random vibration test was studied.
研究了过载随机振动试验的实现手段。
Sine vibration test and random vibration test were provided with corresponding analysis.
主要包括稳定正弦振动试验和随机振动试验进行了分析研究。
The probability density function of partial strain loading of product is defined in accordance with the relevant theory of random vibration test.
根据随机振动试验的有关理论，确定产品局部应变载荷的概率密度函数。
In practical situation, random vibration test must be regard as the key experiment to obtain the reliability or seismic behavior of the products.
在实际工程中，为研究产品的可靠性或抗震性，必须进行以随机振动为主的试验考核。
Based on the broad-band random vibration test on a clamping support in missiles, this paper investigates the problems on evaluating the attachment bolt looseness in the structure.
本文在某支撑座结构模型宽带随机振动实验的基础上，研究了如何监测连接螺钉组松动故障程度的问题。
The multi-parallel- magnification circuits and the band-pass filter can well restrain random interfering noise, especially generated by test run vibration.
适配电路中的多级并联放大电路、带通滤波器对试车过程中的随机干扰信号，尤其是振动引起的噪声具有很强的抑制作用。
Satellite dynamics environment is a test that must be undergone by a wave-front corrector used for space optical system and random vibration environment is an important factor among them.
波前校正器应用于空间光学系统必然要经历卫星动力学环境，随机振动环境是其中一个很重要的影响因素。
Objective In order to ensure that a shell structure can stand up the test of wideband random vibration environment, a vibration isolation design method is developed.
目的针对壳体结构模型进行减振设计，使其能经受宽带随机振动环境考核。
Objective In order to ensure that a shell structure can stand up the test of wideband random vibration environment, a vibration isolation design method is developed.
目的针对壳体结构模型进行减振设计，使其能经受宽带随机振动环境考核。
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