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- digital microwave relay system 数字式微波接力通信系统
- digital microwave relay communication system 数字微波接力通信系统
- Code for design of railway digital microwave relay communication system 铁路数字微波通信工程设计规范
- Above ground, scattered across manicured lawns, are about a dozen buildings bristling with antennas and microwave relay systems. 在地面上面散落着修整过的草坪,大致十二个具有天线和微波接收系统的建筑物。
- A Fading Channel Simulator for Wideband Digital Microwave Relay Equipment 宽带数字微波接力衰落信道模拟器
- microwave relay system for telephony using frequency-division multiplex 频分多路复用电话微波中继系统
- Standard for quality inspection and evaluation of petroleum construction engineering Telecommunication engineering (Digital microwave communication relay system engineering) 石油建设工程质量检验评定标准通信工程(数字微波通信工程)
- microwave relay system for telephony using time-division multiplex 时分多路复用电话微波中继系统
- analog microwave relay system 模拟式微波中继系统,模拟微波接力通信系统
- A chain of radio or television broadcasting stations linked by wire or microwave relay. 广播网由线路或微波中转站连接的电台或电视台网络
- Capacity series and radio-frequency channel arrangement for analog microwave relay systems 模拟微波接力通信系统容量系列及波道配置
- Electricity control technique developed from the relay system to the direct digit control( DDC) system the disperse control system( DCS) to the fieldbus control system ( FCS). 电气控制从继电器控制系统发展到直接数字控制(DDC)系统、集散控制系统(DCS)到目前的现场总线控制系统(FCS)。
- Examined by practice, this algorithm has already been applied in 64QAM demodulator for SDH digital microwave communication system. 经实际验证,该算法已成功应用在SDH数字微波通信系统的64QAM解调器中。
- microwave relay system 微波接力系统
- A chain of radio or television broadcasting stations linkedby wire or microwave relay. 广播网由线路或微波中转站连接的电台或电视台网络。
- Is it necessary to have people to take care of the microwave relay equipment when it is working? 这些微波中继设备工作时是否需要有人看管?
- microwave relay communication system 微波中继通信系统
- It is very essential to make emphatically a study of chanel fading so as to design reasonably radio systems and develop high capacity digital radio relay systems. 指出加强对微波传输衰落的研究,对于经济合理地进行系统设计、发展我国高速率的数字通信是至关重要的。
- The design of digital microwave radiometer at Sheshan station has realized the digital and automatic function and reduced the cost of labor. 通过对佘山站模拟式微波辐射计的改进,摒弃了传统的绘图仪,提高了数字化和自动化程度, 降低了劳动成本。
- QAM at a fixed point-to-point digital microwave systems in the wider application, it has a very high frequency spectrum utilization. QAM在固定的点对点数字微波系统中应用较广泛,它具有很高的频谱利用率。