Initial value measurement of antenna delay is very important in range system.
在测距系统中，天线时延初值的测量是很重要的。
Design of computer controlled wide range frequency response measurement system is introduced.
介绍了计算机控制的宽带频率特性测试系统的设计。
Design of computer controlled wide range frequency response measurement system is introduced.
介绍了计算机控制的宽带频率特性测试系统的设计。
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