English translation for "automatic switching unit"

自动交换机

Similar Words：

"automatic switching of telegraph" English translation, "automatic switching of telegrph" English translation, "automatic switching over" English translation, "automatic switching panel" English translation, "automatic switching system" English translation, "automatic switchingoff" English translation, "automatic switchover" English translation, "automatic switchroom" English translation, "automatic switeh" English translation, "automatic switeh grease" English translation