| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| SY/T 6922-2019 | English | 189 |
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Days<=3
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(Safety technical specifications for underground operation of CBM wells)
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SY/T 6922-2019
| Valid |
SY/T 6922-2019
|