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- Based on the equivalent circuit, the resonance frequency equation is derived and the resonance frequency is obtained. 在此基础上，推出了弹性薄圆盘径向振动的频率方程以及振子共振频率的表达式。
- The infuence on resonance frequencies of longitudinal-torsional ultrasonic motor exerted by prestress is studied. 摘要研究了预压力对超声马达共振频率的影响。
- The superimposition method adds a signal at its resonance frequency with a signal at the subharmonic frequency. 本研究并提出两类波形以有效诱发穴蚀效应，分别为串接法及重叠法。
- Resonance frequency of the microvalve is much higher than the working frequency of the thermal actuated micropump. 分析表明本文中的微型阀的固有频率比热驱动微型泵的工作频率高得多，因此阀片的动态特性可不予考虑。
- Changing the structure of the excitation device can change the resonance frequency of the PZT. 通过改变压电陶瓷的结构可以改变压电陶瓷的谐振频率。
- Combined with FEM design method, the longitudinal and bending resonance frequencies are degenerated. 驱动足处于变幅杆不同位置时驱动椭圆振动轨迹有所不同。
- This paper summarizes the basic design principle of NRFVI,design method and key technology,including the design for corrugated circle membrane and beam type anti resonant isolator. 从降低旋翼动载荷向机身传递的基本目标出发，研究了新型旋翼／机身隔振装置的基本设计思想，给出了设计原则及方法，介绍了反共振装置、波纹板的设计及试验的关键。
- From computation results, we find that a PEC antenna with dielectric coating or substrate will show lower resonance frequencies. 从数值结果可看出,介质涂覆金属表面或作为金属的衬底,有助于增大天线的电尺寸。
- Results The change relations between resonance frequencies and load of longitudinal-torsional ultrasonic motor were got. 结果得出了纵扭复合型超声马达谐振频率与负载的变化关系。
- Furthermore, mineral oil can reduce resonance frequency and change VSWR, but weekly affect detection performance of antenna sensor. 变压器油使天线的谐振频率有所降低，改变了天线的驻波特性，但不影响天线的检测能力；
- J. Olsen and W.-P. Moskowitz, “Optical Measurement of Acoustic Resonance Frequencies in HID Lamps,” Proc. IEEE IAS ’97, Vol. 3, 1997, pp. 2263-2269. 杨景元、黄俊凯、莫清贤，“复金属灯高频操作之无音频共振控制法”，2004年第三届台湾电力电子研讨会，页130-134。
- The electronic filter attenuates the resonance frequency of the accelerometer to prevent overloading of the DA equipment. 电子滤波器可以减少加速表的谐振频率，防止DA设备过载。
- A FFT spectrum analyzer was used to measure the resonant frequency. 试验时采用六种实大尺寸试材，共振频率之测定系利用FFT频谱分析仪。
- Combined with the graph correlating the first resonance frequency with driving point location, the method localizes the crack by monitoring a jump in the graph. 结合裂纹梁第一阶谐振频率与驱动点位置关系曲线，利用曲线上出现的突变点，准确地识别了梁的损伤状态和裂纹损伤位置。
- They're completely anti the new proposals. 他们完全反对新的提议。
- As the aperture width of input iris is narrowed down, SWR decreases, before reaching critical coupling, then increases, and resonance frequency also slightly rises. 输入膜片缝隙由宽变窄的过程中，驻波比由大变小，达到临界耦合后，驻波比又由小变大，且谐振频率略有升高；
- Based on the property of electromagnetic waves and the electric technology, the light velocity is obtained by measuring the resonance frequency of a serried RLC circuit. 根据光的电磁波性质;结合电子技术基础;通过测量RLC串联电路的谐振频率间接测量了光速.
- The maximum transmission of the plate flexural waves through the vibration isolation mass is found to occur at the resonance frequencies corresponding to the optima... 算例分析和试验研究论证了理论分析的正确性,为阻振质量应用于结构声传递途径的控制提供了理论和试验基础。
- The study shows that the resonance frequency of the equipment can be restricted within the range of prescriptive frequency by means of adjusting the length of cavity. 研究表明：通过微调腔体长度并优化结构参数，可以将该装置的工作频率限制在规定的范围内；
- Finally, the vibration modes and corresponding resonance frequencies of the USM were analyzed, and the working frequency was given By the finite element method. 通过有限元方法，得到了所设计的超声马达的各阶振动模态和相应的振动频率，指出了其工作频率。
