短語詞組短語telephone traffic channel 電話業(yè)務(wù)信道mobile telephone control channel 移動電話控制信道telephone service channel 電話業(yè)務(wù)信道mobile telephone locating channel 移動電話定位信道carrier telephone channel 載波電話信道;載波話路telephone channel tester 通話電路測試器;話路測試器telephone channel equalization of 電話信道等化telephone channel facsimile apparatus 話路傳真機telephone channel facsimile machine 話路傳真機 返回 telephone channel