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| International Standard Category: Data communication networks |
GB/T 14133-1993 The transmission performance objectives for mixed analogue-digital public telephone automatic switching network
数模混合公用电话自动交换网传输性能指标 ;
| Category No.: | 33.040.40 | Valid Status: | abolished |
| Issued Organization: | SBTS | Issued Date: | 1993-02-04 |
| Implemented Date: | 1993-8-1 | Abolished Date: | 2005-10-14 |
| Superseded Standard.: | Superseded Date: |
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