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| Position: Chinese Standard in English/YD 344-1990 |
| YD 344-1990 Requirements for PABXs access to public telephone switching network (English Version) | |||
| Standard No.: | YD 344-1990 | Status: | valid remind me the status change |
| Language: | English | File Format: | |
| Word Count: | 19000 words | Price(USD): | 570.00 remind me the price change |
| Implemented on: | 1990-8-1 | Delivery: | via email in 1~5 business day |
| Standard No.: | YD 344-1990 |
| English Name: | Requirements for PABXs access to public telephone switching network |
| Chinese Name: | 自动用户交换机进网要求 |
| Chinese Classification: | M11 Communication network technical system |
| Professional Classification: | YD Professional Standard - Telecommunication |
| Issued by: | Ministry of Posts and Telecommunications |
| Issued on: | 1990-05-10 |
| Implemented on: | 1990-8-1 |
| Status: | valid |
| Language: | English |
| File Format: | |
| Word Count: | 19000 words |
| Price(USD): | 570.00 |
| Delivery: | via email in 1~5 business day |