Characteristics of self-vibration analysis on acoustic source with complicated structure under water;
水下复杂声源结构自振特性分析
In order to get a precise result of the dynamic characteristics of the aerial crossing pipeline,the self-vibration characterstics must be studied firstly.
要准确分析结构在各种荷载下的静、动力响应规律,就必须首先对管桥结构的自振特性进行合理科学的分析。
By using the assertion that the propagated wave signal mainly comes fr om the natural vibration of geophysical structure after blasting, a new techniqu e is proposed for detecting underground large scale cracks and thin weak layers.
从爆破震动信号主要来源于爆破区邻近范围内地质结构的自振的观点出发,提出了一种探测地下裂隙和软弱夹层的新技术:把震源布置在裂隙和软弱夹层附近进行爆破,由于介质中裂隙和软弱夹层的存在使得局部结构的刚度减小,直接影响到爆破介质振动的速度幅值和频率,因此可以通过地表接收器接收的振动信号(包括振动速度的幅值和频率)识别出裂隙和软弱夹层的大小和形状等特征。
on the nonlinear natural vibration were discussed.
建立了斜支承弹簧减振系统的竖向非线性振动控制方程,研究了斜支承弹簧减振系统的竖向非线性自振问题。
Based on the continuous analysis of the sandwich plate, the free vibration differential equation of the steel-concrete composite open-web floor structure is derived systematically.
本文结合现行规范要求,采用理论分析和数值模拟研究方法,详细研究了钢-混凝土组合空腹板架结构的自振特性和地震响应。
The calculated characteristics of 8-step free vibration of the trash rack are applied to a dynamic analysis of it by way of the model decomposing response spectrum stated in seismic design specification for hydropower structures and the static and dynamic integrated method.
建立了鲁地拉水电站拦污栅结构模型,基于三维动力有限元法对其进行抗震分析,计算得到结构的8阶自振特性,采用振型分解反应谱法以及动静结合的方法对结构进行动力分析,对模型的优化方案进行了对比分析并提出了合理化建议。
self-oscillating linear induction motor
自振荡直线感应电机
The Dtnamic and the Mind Response Characteristic of the Cable-Truss Supporting System of Glass Curtain Wall;
点式幕墙索桁支承体系的自振及风振特性研究
free damping oscillation vibrometer
自由衰减振荡示振仪
Transitional Process and Amplitude of Vibration in LC Self-oscillator;
LC自激振荡器振荡过渡过程及振幅
A Self Adapting Twist Dynamic Vibration Absorber
一种自适应扭振动力减振器(英文)
automatic computing transfer oscillator
自动计算传递振荡器
microwave electronic spin-resonant apparatus
微波电子自旋共振仪
electronic spin resonance magnetometer
电子自旋共振磁强计
saturation transfer ESR
饱和转移电子自旋共振
bootstrap sawtooth sweep generator
自举锯齿波扫描振荡器
electron spin resonance magnetometer
电子自旋共振磁力仪
free running multiple vibrator
自由摆动多谐振动器
Screw oneself up to do sth.
使自己振作起来做某事
automatic frequency control generator
自动频率控制振荡器
free-running local synchronizer oscillator
自激本机同步振荡器
self-oscillator radio telegraphy transmitter
自激振荡器式发报机
free running operation
空车运行自由振荡状态
Analytical Approximate Solutions to Large Amplitude Free Vibration of Non-natural Conservative Systems;
非自然保守系统大振幅自由振动的解析逼近解