| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| DB/T 21-2007 | English | 739 |
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Days<=4
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Technical requirements of instruments in network for earthquake monitoring.The description of common technical parmneter and test method
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DB/T 21-2007
| Valid |
DB/T 21-2007
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