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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| YD/T 2638.2-2013 |
Technical requirements for priority calls in public communication network. Part 2: CDMA network 公众电信网优先呼叫技术要求 第2部分:CDMA网络 |
China Telecommunication
Standards Technical requirements priority |
 English PDF |
| YD/T 2540.1-2013 |
Technical requirements for priority calls in public telecommunication network. Part 1: GSM/TD-SCDMA/WCDMA network 公众电信网优先呼叫技术要求 第1部分：gsm/td-scdma/wcdma网络 |
China Telecommunication
Standards Technical requirements priority |
English PDF |
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