psophometric electromotive force是什么意思

用法例句

According to the actual situation in China, we give the advice of integrated value of cacophony electromotive force in communication system.

本文对比分析了现行标准对通信系统音频干扰限值的规定,结合我国的实际情况,给出通信系统中杂音电动势的综合取值。