free vibration natural frequency 自由振动固有频率
natural frequency of vibration [电子] 自振频率
natural vibration frequency 固有振动频率 ; 自振频率
natural frequency vibration test 固有频率振动试验
natural-vibration frequency 固有振动频率
natural vibration frequency analysis 自振频率分析
second-order natural vibration frequency 二阶自振频率
The paper puts forward a convenient and efficient method on the analysis of vibration natural frequency for ring ultrasonic wave motor stator.
本文提出了一种用于分析环形超声波电动机定子振动固有频率的简便、有效的方法。
In this paper, the natural characteristics of TSS will be analyzed firstly, and then the peculiarity of its frequency and vibration will be summarized.
本文第四章首先对张弦桁架结构的自振特性进行了分析，对其自振频率和振型的特点进行了总结。
Dynamic characteristics of collaborated system mainly include natural vibration frequency and principal mode, which is the base and precondition of dynamic analysis for collaborated system.
协作体系的动力特性主要包括体系的自振频率和主振型，它是协作体系结构动力分析的基础和前提。
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