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| Professional Standard Category: National Standard |
GB 3869-1983 Classified standard of labor intensity at physical work
体力劳动强度分级;
| Category No.: | GB | Valid Status: | superseded |
| Issued Organization: | Issued Date: | ||
| Implemented Date: | Abolished Date: | ||
| Superseded Standard.: | GB 3869-1997 Classification on intensity of physical work |
Superseded Date: | 1998-1-1 |
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