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pyroclastic | |||
pyroclast; pyroclastic debris; tephra | |||
volcanic rubble | |||
volcanic debris | |||
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tephra | |||
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moraine |
火山 碎屑: 54 phrases in 12 subjects |
Agriculture | 1 |
Desert science | 8 |
Drilling | 1 |
Earth sciences | 1 |
Engineering geology | 1 |
General | 1 |
Geology | 1 |
Hydroelectric power stations | 2 |
Oil / petroleum | 17 |
Soil science | 1 |
Space | 1 |
Technology | 19 |