At last, an intelligentized testing instrument for electric wire high frequency carrier wave channels is developed.
在此基础上，研制开发出了一套智能化电力线高频载波通道测试装置。
2
Presents the principle of the structure of GRG-200 steel wire winding machine, especially introduces the carrier, design of base plate, creel stand, driving principle and control principle.
介绍了G R G - 200型钢丝缠绕机的结构原理，重点介绍了该机的锭子、大盘的设计、拨离纱架及传动原理、电气原理。
3
Also it can modulate measured data and perform remote transmission via carrier line and telephone wire.