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- radio frequency pattern 交变脉冲图形
- 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。
- 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）。
- 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;
- Thus, when the first tuning fork is struck then placed into proximity of the second one, the second now begins to vibrate at its own frequency, and the third also being in the correct position will also begin vibrating at its own frequency pattern. 这样，当敲击第一个音叉时候把它靠近第二个音叉，第二个音叉现在就会以它自己固有的频率振动，而同样第三个音叉放在合适的位置上也会以它自己的频率模式振动。
- RFI (Radio Frequency Interference) and EMI are often used interchangeably. EMI也常常称为RFI（射频干扰）。
- Caution occasional fluctuation of R/W 31 localizer course due to radio frequency interference. 注意31号跑道航道有时摆动应有无线电干扰。
- This depends on the precise radio frequency of the 21-cm wavelength, or 1420 megacycles per second. 这种通迅联系要靠21厘料波段，即每秒1420兆周的精确无线电频率。
