tandem switching
短语词组
- Tandem Mobile Switching Center 滙接移動交換中心
- Tandem Tie Trunk Switching 中繼聯絡乾線交換
- tandem switching exchange 串接交換交換;滙接交換機
- tandem switching system 滙接交換系統
- tandem switching centre 滙接侷
- electronic tandem switching 電子串聯切換
- Tandem Mobile -services Switching Centre 滙接移動業務交換中心 返回 tandem switching