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- radar frequency band 雷达频段
- This effect is obvious at lower frequency band. 这种效应在振动低频区段更为显著。
- The assigned frequency band is 928 MHz to 902 MHz. 那分配频率乐团是 902个百万赫兹至 928个百万赫兹。
- The problems of frequency ambiguity and blind frequency band are discussed for a pulse repetition frequency (PRF) Doppler radar in this paper. 针对脉冲多普勒雷达中的速度遮挡问题，提出了基于频域跳盲的PRF组合选择准则及其跳盲方法；
- The method of transient is applied to predict the Radar Cross Section (RCS) of a three-dimensional target over a frequency band based on Finite Difference Time Domain (FDTD) method. 摘要采用基于时域有限差分法(FDTD)的瞬态分析来快速获取三维目标宽带RCS频率响应。
- We can't hear any program when we turn our radio onto this frequency band. 当收音机调到这个频段上时，什么节目也收听不到。
- This thesis discusses the fusion of radar frequency(RF) data and electro-optical (EO) data for tracking and characterization of dismounts (i.e. 性别辨识在近年电脑视觉的领域中，是一个重要且有趣的课题，若能在日常中应用性别辨识，生活将变得更简单和安全。
- Another attribute is the flux or radiant power that can be delivered in that narrow frequency band. 另一个性质就是在这样窄的频带内可以给出很高的光通量或辐射功率。
- A specified frequency band for the transmission and reception of electromagnetic signals,as for television signals. 频道，波道传送和接收电磁信号的一特定的频率波段，如电视信号
- The article starts with the vibrating impact on the crystal oscillator in the radar frequency synthesizer, and analyses the phase noises of crystal oscillator under the random vibration condition. 摘要从振动对雷达频综器中晶体振荡器的影响入手，分析晶体振荡器在随机振动条件下的相位噪声。
- The design is very suitable for wireless communication systems which work in ISM frequency band. 所设计的软硬件接口非常适合在ism频段的无线通信系统中应用。
- The distance between the acoustic-emission source and the receiving transducer, and the background noise level are primary factors in selecting a particular frequency band. 声发射源与接收讯号传感器间的距离以及环境噪声的电平是选择频带的主要依据。
- Analyse of Frequency Band in Acceleration Measurments during Ejection and Parachuting. 弹射和开伞过载测量中的频率分析。
- The method can directly detect the fault characteristic signals in low frequency band and achievefault diagnosis. 该方法直接检测故障的低频特征信号,完成故障诊断。
- The signal environment of ECM is more and more complex, so frequency measurement methods must be high-speed and precise in broad frequency band. 面对日益复杂的电子战环境，要求必须在很宽的带宽范围内，对频率信息进行快速、高精度的测量。
- A relatively restricted frequency band, normally used for a single purpose, or made available to a single user. 比较狭窄的频带，通常用于一种目的或一个用户。
- A specified frequency band for the transmission and reception of electromagnetic signals, as for television signals. 频道，波道传送和接收电磁信号的一特定的频率波段，如电视信号
- Realization of Fast FH Radar Frequency Synthesizer 快速跳频雷达频率合成器的实现
- For band-pass,the highest code element rate is 2W Baud,and the gettable highest rate of frequency band is 2 Baud/Hz. 对于带通系统而言,最高码元速率为2W Baud,此时可获得的最高频带利用率为2Baud/Hz。
- They picked up the yacht on their radar screen. 他们在雷达屏上看到了那艘游艇。
