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| Position: Chinese Standard in English/TB/TN 1-1985 |
| TB/TN 1-1985 Railway Telephone Switching Network Number of Direct Distance Dialing (English Version) | |||
| Standard No.: | TB/TN 1-1985 | Status: | valid remind me the status change |
| Language: | English | File Format: | |
| Word Count: | 2500 words | Price(USD): | 75.00 remind me the price change |
| Implemented on: | 1985-10-1 | Delivery: | via email in 1~3 business day |
| Standard No.: | TB/TN 1-1985 |
| English Name: | Railway Telephone Switching Network Number of Direct Distance Dialing |
| Chinese Name: | 铁路电话交换网 长途自动电话编号 |
| Chinese Classification: | S71 Railway communication network |
| Professional Classification: | TB Professional Standard - Railway Transport |
| Issued by: | Ministry of Railways |
| Issued on: | 1985-06-13 |
| Implemented on: | 1985-10-1 |
| Status: | valid |
| Superseding: | TBn 1-1978 |
| Language: | English |
| File Format: | |
| Word Count: | 2500 words |
| Price(USD): | 75.00 |
| Delivery: | via email in 1~3 business day |