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| Position: Chinese Standard in English/SD 228-1987 |
| SD 228-1987 (English Version) | |||
| Standard No.: | SD 228-1987 | Status: | superseded |
| Language: | English | File Format: | |
| Word Count: | Price(USD): | remind me the price change | |
| Implemented on: | Delivery: | ||
| Standard No.: | SD 228-1987 |
| Status: | superseded |
| Superseded by: | DL/T 545-1994 Rules of operational management of microwave communication in electric power system |
| Superseded on: | 1994-5-1 |
| Language: | English |
| File Format: |