您要查找的是不是：
- principal resonant frequence 主共振荡频率, 主鸣频(率)
- principal resonant frequency 主要谐振频率
- 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。
- Detail view of sensor to measure the inner pipe's resonant frequency. 用来测量内管共振频率之感测器详图。
- In addition, mortise holes were made on the full-size timber, and resonant frequencies measured sequently. 结果显示，共振频率随榫槽数之增加仅略为减少。
- Resonant frequencies are related to the shape and size dimensions of the element. 共振频率与这种元件的形状和大小有关。
- Analysis is made on thermally excited deflection and resonant frequency of the micromachined silicon resonant sensors. 分析了硅微机械谐振式传感器在热激励下的挠曲及谐振频率变化，建立了相应的数学模型，并对热挠曲灵敏度进行了优化设计。
- Capacity existing in the circuit and consequently the resonant frequency of the antenna system. 天线尺寸决定回路中的电感量和电容量,从而也决定天线系统的谐振频率。
- The firmness of watermelon can be nondestructively evaluated by measuring the resonant frequency of the watermelon. 西瓜的硬度可以通过检测其固有频率得到。
- Qf value and temperature coefficient of resonant frequency decreased gradually as (Lii/2Ndi/2)TiO3 content increased. Qf值和谐振频率温度系数随(Li_(1/2)Nd_(1/2))TiO_3含量增加而线性下降。
- Keywords: ultrasound, achilles tendon, mechanical properties, resonant frequency. 关键词：超音波、阿基里斯腱、机械特性、共振频率。
- The results showed that the resonant frequency decreased slightly with increased number of mortise holes. 此一结果将有助于对老旧建材弹性留存率之评估，有助于此等建材之有效再利用。
- The line with an impedance of approximately 37.5 ohms around 2000 Hz is this driver resonant frequency (Fs). 该线与一阻抗约37.;5欧姆左右，2000年赫兹这是司机的谐振频率（财经事务）。
- The existence of components decreases the shielding effectiveness and resonant frequency. 元件的存在使得机箱的屏蔽效能降低，谐振频率下降。
- My wages are the principal source of my income. 薪金是我收入的主要来源。
- This capacitance in conjunction with the inductance forms a "self resonant frequency" for your loop or inductor. 这电容在连接以感应性形成"自已谐振频率"为您的圈或感应器。
- The principal shareholder ask for a meeting. 主要股东们要求召开会议。
- The agent spoke on behalf of his principal. 代理人代表他的委托人说话。
- Keys are available on application to the principal. 向校长申请就可得到钥匙。
- In other words,for a desired resonant frequency,the IE-AMC structure cell size is only about 30-40% of conventional structure. 换句话说,设计具有同样谐振频率的AMC结构单元,使用这种结构的单元尺寸仅为普通结构的30~40%25左右。
