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GB/T 4754-2017
B
B
Level 0
Mining and Quarrying
GET
/api/v1/systems/gbt_4754/nodes/B
Hierarchy Explorer
Hierarchy Explorer
Click to expand - equivalences appear inline
06
Coal mining and washing
07
Petroleum and natural gas extraction
08
Ferrous metal mining and dressing
09
Non-ferrous metal mining and dressing
10
Non-metallic mineral mining and dressing
11
Mining and processing of other ores
12
Professional mining activities
Cross-system equivalences
1
ISIC Rev 4
B
Mining and quarrying
broad
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