surface tension is not up to standard » 表面张力未达标准 Unmodulated RF » 射频调制 service due » 由于服务 ..
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... plus mesh 筛上料 radio frequency modulation 射频调制 static-state loading test 静载试验 ...
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Firstly, the schematic design of power supply circuit, controlling circuit and RF circuit are described in hardware design procedure.
首先进行硬件电路的设计和制作,硬件电路设计包括设计电源电路、单片机控制电路、射频调制解调电路,然后制作电路板并进行硬件调试。
参考来源 - 粮情监控数据无线传输系统设计与开发·2,447,543篇论文数据，部分数据来源于NoteExpress
射频模块实现了上变频功能，完成了信号的射频调制。
Frequency conversion function is realized in RF module, and the RF modulation of the signal is completed.
为了验证理论分析，设计了射频调制法测试介质膜滤波器群速度延时的实验装置。
To validate the theoretical analysis, a test system for group velocity delay was set up based on RF modulation.
文章首先分析了DQPS K调制技术理论基础和直接射频调制发射系统体系结构。
In this paper, the theory of DQPSK and the architecture of DQPSK transmitter system are first analyzed.
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