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GB/T 12207-1990
GB/T 12207-1990 Method of testing for relative density of gas in urban area
General Product Information
| Committee | China Municipal Engineering North Design Institute |
|---|---|
| Document Type | National standards |
| Publisher Name | The National Technical Supervision Bureau |
| Standard Status | Replaced |
| Standard Code | GB/T 12207-1990 |
| CCS | Heating, gas supply, air conditioning, and refrigeration engineering |
| ICS | Natural gas |
| Implement Date | 1990-09-01 |
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