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- frequency scan antenna 频率扫描天线
- frequency scanning antenna 频率扫描天线
- Furthermore, based on the frequency scan results, an estimation algorithm of eigenvalues corresponding to the subsynchronous resonance modes is proposed. 进而提出了一种根据复转矩系数频率扫描的计算结果来估算次同步谐振模式特征值的方法。
- Frequency scan at a single current; 单电流下的频率扫描;
- Frequency scan at a single potential 常用单电位下的频率扫描
- Integral Frequency Scan Approach and Landing 整体的频率扫描进场和着陆(装置)
- While most conventional airborne radars rely on some form of mechanically scanned antenna to transmit and receive signals, active electronically scanned array (AESA) sensors employ a fixed aperture. 当多数常规机载雷达依靠机械扫描天线收发信号的时候,有源电子扫描阵列(AESA)传感器却使用固定的孔径。
- In figure 7-7 the frequency scanned array has been simplified to a two-element system with the boresight axis normal to the plane of the elements. 在图7-7中,频扫阵列被简化为双单元系统,视轴线垂直于单元所在平面。
- The PLL part, made of PD, Loop Filter, Voltage Control Oscillator, is the key circuit of the system to produce steady and continuous frequency scanning signal. PLL锁相环路部分主要由鉴相器、环路滤波器、电压控制振荡器构成,产生稳定连续的频率扫描信号,它是本系统的关键电路。
- Ground-Based Scanning Antenna System 陆基扫描天线系统
- experimental electronic scanned antenna 实验电子扫描天线
- Scanning Antenna Microwave Spectrometer 扫描天线微波频谱仪
- Digital medium power control and intelligent operation manage mend with its characters of frequency scanning start of zero Voltage, Strong anti-interference, quick melting energy saving and efficiency promotions etc. 数字化可控硅中频电源,智能化操作系统。其特点有:零压扫频启动,抗干扰能力强,熔炼速度快,节省能源,提高效率等。
- A Way of Changed Frequency Scan for Quantitative Measurement of Cracks 用变频扫描励磁方法定量检测裂纹
- He varied the transmission frequency. 他变换了无线电传送的频率。
- Realization of multi-mode SAR based on circular scanning antenna 基于环扫天线的多模式SAR实现方法
- A unit of frequency equal to one cycle per second. 赫兹频率的单位,等于每秒一周
- Thus we propose to confine the candidate frequencies scanned by DCA to improve the performance of PHS network as well as the feeling of customers. 本文提出限值基站的DCA候选频点集以消除DCA算法的弱点,提升网络性能,提高用户感受。
- limited scan antenna 有限扇面扫描天线
- Fatal accidents have decreased in frequency over recent years. 近年来死亡事故发生的频率已经下降。