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fossil fules; minerals fuels | |||
mineral fuels | |||
mineral fuel | |||
fossil fuels | |||
mineral earth oil | |||
fossil fuel | |||
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fossil fuel |
矿物 燃料 : 12 phrases in 8 subjects |
Earth sciences | 3 |
Ecology | 1 |
Economy | 1 |
Electronics | 2 |
General | 2 |
Oil processing plants | 1 |
Shipbuilding | 1 |
Technology | 1 |