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coalbed methane (twinkie); coal seam methane (soa.iya); CSM (Coal Seam Methane soa.iya) | |||
coal mine methane (из неработающих шахт seepex.ru Julchonok) | |||
coal bed methane (User) | |||
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CBM (Углов) |
метан угольных пластов: 10 phrases in 4 subjects |
Energy industry | 2 |
Geology | 1 |
Oil and gas | 5 |
Trademark | 2 |