English translation for "电话交换设备总技术规范"

the supplementary specification to spc

Example Sentences:

1.

The supplementary specification to spc 电话交换设备总技术规范补充件1

Similar Words：

"电话交换局级别" English translation, "电话交换控制器" English translation, "电话交换区" English translation, "电话交换区设备" English translation, "电话交换区设计" English translation, "电话交换台" English translation, "电话交换台间" English translation, "电话交换网" English translation, "电话交换网络" English translation, "电话交换系统" English translation