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GB/T 11820-1989
GB/T 11820-1989 The requirements for urban optical fiber cable systems joined to national public telecommunication network
General Product Information
| Committee | The Telecommunications Transmission Research Institute of the Ministry of Posts and Telecommunications |
|---|---|
| Document Type | National standards |
| Publisher Name | The National Technical Supervision Bureau |
| Standard Status | Abolished |
| Standard Code | GB/T 11820-1989 |
| CCS | Optical communication equipment |
| ICS | Fiber optic amplifier |
| Implement Date | 1990-07-01 |
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