... 紧急指位无线信标台 emergency position-indicating rediobeacon station 发射余量 emission margin 发射 emisssion ...
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衰落余量决定链路可靠性并影响信道发射功率和用户容量的数值。
The fading margin determines the performance of the link and affects the channel transmit power and the value of the user capacity.
为了使数据可靠地传输，链路设计中往往盲目加大发射机功率，提高天线增益来提高系统的余量。
For the purpose of reliable transmission, the system margin is increased blindly through enhancing the transmitter power or the antenna gain in link design.
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