English translation for "primary time switch"

初级时分接线器

Similar Words：

"primary tiller" English translation, "primary tillering" English translation, "primary time effect" English translation, "primary time server" English translation, "primary time standard" English translation, "primary tin" English translation, "primary tissue" English translation, "primary tissue culture" English translation, "primary to primary circuit" English translation, "primary to secondary circuit" English translation