English translation for "电话交换局级别"

classes of exchange

Related Translations:

属性级别:  attributes hierarchy

级别调整:  levels filter

无级别:  unrated

季节级别:  seasonal grades

e级别:  e level

纯度级别:  purity grade

职务级别:  service grade

客舱级别:  passenger cabin class

电路级别:  circuit grade

时钟级别:  clock stratum

Similar Words：

"电话交换机" English translation, "电话交换机的斯通电路" English translation, "电话交换机故障" English translation, "电话交换记录单" English translation, "电话交换局" 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, "电话交换设备总技术规范" English translation