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- Resonance frequency shift in a cylindrical cavity with an inner small coaxial cylinder 柱状扰动体引起圆柱谐振腔共振频率偏移的数值模拟
- Resonance frequency shift 谐振频率漂移
- Numerical simulation of acoustic resonant frequency shift of a cylindrical cavity with a coaxial porous sample 孔隙扰动体引起圆柱谐振腔共振频率偏移的数值模拟
- Numerical simulation of resonant frequency shift of a cylindrical cavity caused by gas content 气体引起圆柱谐振腔共振频率偏移的数值模拟
- Resonance Frequency Shifts due to Radiation Fields in the Laser-cooled Cesium Fountain Frequency Standard and their Effects on the Accuracy of the Standard 铯原子喷泉频标中的辐射频移及其对频标准确度的影响
- 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 earth's rotation and its motion around the sun add an appreciable frequency shift. 地球自转与地球绕日公转产生附加的频移。
- 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。
- According to the laser gain change is linear related to the frequency shift, the Doppler frequency is extracted by the signal processing. 根据激光的增益变化和频率变化成线性关系,可以对信号进行处理求出多普勒频移。
- 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。
- The Brillouin frequency shift can be precisely measured by changing the local frequency and adopting narrow filter. 通过改变本地电信号的频率对信号进行扫描和窄带滤波,从而实现了布里渊频移的精确测量。
- The scheme of measuring Brillouin frequency shift in fiber sensor based on edge optical filter is proposed. 提出了采用边缘光滤波器来测量光纤传感中布里渊频域的方案。
- 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;
- The results show,the light frequency shift can be effectively r educed in the sharp angle laser light pumping scheme. 结果表明斜光抽运方案可以有效降低铯原子束频标中的光频移。
- 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。
- This paper describes the design and the test results of Gaussian frequency shift keying for bluetooth. 介绍了一种用于蓝牙芯片的高斯滤波移频键控的设计和测试结果。
- Pilot beacon devices are available in the frequency shift and demodulation modes. 飞行员烟火装置在频度变化和解调模态中是可得的。
- Objective To discuss the effect of temperature on the frequency shift of piezoelectric quartz crystal biosensor. 目的探讨温度因素对压电石英晶体传感器检测频率变化的影响。
- 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。