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Chinese National Standard Category: Railway communication network |
English Title: | Railway Telephone Switching Network Number of Direct Distance Dialing |
Chinese Title: | 铁路电话交换网 长途自动电话编号 |
Standard No.: | TB/TN 1-1985 |
Category No.: | S71 |
Issued by: | Ministry of Railways |
Issued on: | 1985-06-13 |
Implemented on: | 1985-10-1 |
Status: | valid |
Superseded by: | |
Superseded on: | |
Abolished on: | |
Superseding: | TBn 1-1978 |
Word Count: | 2500 words |
Similar Standards: | TB/T 3203-2008 TB/T 2354-2007 TB/T 3052-2002 TB/T 3035-2002 TB/T 2169-2002 TB/T 2935-1998 TB/T 2850-1997 TB/T 1691-1995 TB/T 2500-1994 TB/T 1723-1994 TB/T 1688-1993 TB/T 1690-1993 TB/T 1689-1993 TB/T 1693-1995 TB/T 1692-1993 TB/T 2317-1992 TB/T 2293-1991 TB/T 2130.2-1990 TB/T 2130.7-1990 TB/T 2130.5-1990 |
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