... 调制变换转发器 modulation-type switching transponder 叠加信号 superposed signal 叠加振铃 superposed ringing ...
基于16个网页-相关网页
·2,447,543篇论文数据，部分数据来源于NoteExpress
The automatic testing method of cable fault is characterized by that the pulse signal transmitted and received by pulse reflection test circuit can be directly superposed on the output end of d.
电缆故障的自动测试方法，其特征在于是将脉冲反射测试电路发射与接收的脉冲信号直接叠加到直流高压测量电路的输出端，直流高压测量电路的输出端与被测电缆端口连接。
youdao
应用推荐
模块上移
模块下移
不移动