English translation for "primary switching center"

长途交换中心
主交换中心

Similar Words：

"primary suture" English translation, "primary swarm" English translation, "primary sweet taste disorder" English translation, "primary switch" English translation, "primary switcher" English translation, "primary sympathetic ganglion" English translation, "primary symptomatic early syphilis" English translation, "primary syphilis" English translation, "primary syphilis of breast" English translation, "primary syphilis of fingers" English translation