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International Standard Category: Seismic and vibration protection |
Category No.: | 91.120.25 | Valid Status: | abolished |
Issued Organization: | Issued Date: | 2006-2-20 | |
Implemented Date: | 2006-5-1 | Abolished Date: | 2021-01-01 |
Superseded Standard.: | DB/T 19-2020 Specific ation for the constr uclion of selsmic station-Global nav igation satellite system fiducial station |
Superseded Date: | 2021-1-1 |
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