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à ciel ouvert | |||
exploitation à ciel ouvert | |||
English thesaurus | |||
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open burning and open detonation (OBOD) |
open pit : 11 phrases in 6 subjects |
Agriculture | 3 |
Coal | 1 |
Construction | 3 |
Mechanic engineering | 1 |
Natural resourses and wildlife conservation | 1 |
United Nations | 2 |