In this paper, the boundary point method (BPM) is applied to the study of the non unique solution at characteristic frequency for exterior acoustic radiation caused by vibrating body.
文章利用边界点法，对振动体外部声辐射在特征频率处解的非唯一性问题进行了研究。
Then, Local Wave method is introduced in consideration of the non-stationarity characteristic of the vibrating signals from NC machines.
针对数控机床机械系统的非线性和振动信号的非平稳特性，引入局域波分析方法。
The influence of material on the dynamic behavior of non linear vibrating system is studied.
研究了材料对非线性振动系统动力行为的影响。
The relationship between the radiation impedance and the acoustic radiated power of the radiator with non-uniform vibrating velocity on the surface is formulated.
推导了表面振速分布不均匀的辐射器的辐射阻抗与辐射器辐射声功率之间的关系。
This paper deals with the non-linear propagation of sound waves radiated by a thin spherical shell vibrating in ideal fluid.
本文研究理想流体中薄质球壳受激振动辐射声波的非线性传播。
The spin-vibrating pulverizer is a kind of multi-freedom degree non-linear system. The methods of determining best parameters are given by the research of the working principles of the machine.
低噪旋振制样粉碎机是个多自由度非线性系统，文中通过对其工作机理的研究提出了合理选择参数的方法。
The result shows that this method can reflect the non-symmetric vibrating property of shaking-table more completely than using other methods.
结果表明，这一方法能较全面地反映出摇床的差动特性。
Offered as a natural complement to our Induced Vertical Flow equipment, these non-vibrating feeders can be designed for virtually any application.
该产品作为我们诱导垂直流设备的一个自然的补充，这些非振动给料机可设计用于几乎所有的应用程序。
Offered as a natural complement to our Induced Vertical Flow equipment, these non-vibrating feeders can be designed for virtually any application.
该产品作为我们诱导垂直流设备的一个自然的补充，这些非振动给料机可设计用于几乎所有的应用程序。
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