English translation for "电话信道"

phone cha el
speech channel
telephone channel

Example Sentences:

	1.	Power system protective relay applications of audio tones over voice grade channels 电话信道上可听音音调的电源系统保护继电器应用指南
	2.	Guide for power system protective relay applications of audio tones over telephone channels 电话信道上可听音电源系统保护继电器应用指南

Similar Words：

"电话消号" English translation, "电话效率示范" English translation, "电话协会" English translation, "电话协商" English translation, "电话谐波波形因数" English translation, "电话信道分配" English translation, "电话信号" English translation, "电话信号化" English translation, "电话信号频带" English translation, "电话信令信息" English translation