| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| DL/T 874-2004 | English | 479 |
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Days<=3
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Examination code for qualification of boiler and pressure vessle safety supervising engineer and inspection engineer of electric power industry
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DL/T 874-2004
| Obsolete |
DL/T 874-2004
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