Chinese translation for "ring-back apparatus"

振铃装置

Similar Words：

"ring-and-ball softening point" Chinese translation, "ring-and-ball test" Chinese translation, "ring-and-bead sight" Chinese translation, "ring-around" Chinese translation, "ring-associated language" Chinese translation, "ring-back condenser" Chinese translation, "ring-back key" Chinese translation, "ring-ball mill" Chinese translation, "ring-barking" Chinese translation, "ring-bearer" Chinese translation