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- radio frequency feedback 高频反馈
- RF Radio Frequency Level Controller. RF系列射频导纳式物位控制器。
- Radio frequency and communication test equipment. 射频通信综合测试仪。
- Radio frequency circuit design II. 射频电路设计2。
- Vulnerable to radio frequency radiation interference. 易受射频辐射的干扰。
- Tuner will be able to track the frequency-hopping radio frequency. 调谐器可以追踪跳频无线电频率。
- Internal capacitors to suppress radio frequency interference. 内置抗电磁干扰电容。
- Transmission can be done by cable, radio frequency and satellite. 传递可通过海底电缆，无线电波和通信卫星来进行。
- The AGC technology in the radio frequency channel is also studied. 研究了射频信道中的自动增益控制(AGC)技术。
- Method of insertion loss measurement for radio frequency filters. 射频滤波器插入损耗的测量方法。
- Simulation shows that both CW and CCW waves can be locked at the resonance frequency of the resonator quickly by frequency feedback operation. 仿真结果表明 ,多次反馈频率操作 ,可以较快地锁定到谐振点
- Is rhinitis of cure of microtherm plasma radio frequency good? 低温等离子射频治疗鼻炎能好吗？
- Radiated EMI is also called radio frequency interference (RFI). 辐射引起的电磁干扰，也称为射频干扰（RFI）。
- DS-M DSP Frequency feedback controller is made of DSP shift frequency and DSP automatism digital filter. DSP software searches howl point and lock it by locale condition, with no adjusting. DSP数字移频反馈控制器,由DSP数字移频-DSP自动数字滤波器组成,根据现场环境DSP软件自动寻找啸叫点并锁定,无需人工调节。
- Supporting hand-held devices, such as PDAs and radio frequency devices. 支持手持设备，例如pda和射频设备。
- Is Radio Frequency communication 'among' automatic machines allowed? 是否允许自动机器人之间的射频通讯?
- Read/Write device of radio frequency card in the onboard system is designed. 设计了一种车载仪系统射频卡读写器;
- RFI (Radio Frequency Interference) and EMI are often used interchangeably. EMI也常常称为RFI（射频干扰）。
- Log-ratio circuit and low frequency feedback system 对数比电路原理与低频工作点反馈系统
