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ash-tuff | |||
tephros | |||
vulcanic ash | |||
pozzolanas | |||
ash; pumicite | |||
volcanic dust | |||
cinerite; dust; pyrolutite; tephra; volcanic earth | |||
volcanic ash; trass; pozzolan | |||
lava ash | |||
volcanic debris | |||
fly-ash-type pozzolan; powdered trass; pozzolana; taras | |||
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pozzolan; pozzolana; pozzuolan; pozzuolana | |||
pozzolana; pozzuolana | |||
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tephros | |||
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trass | |||
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puzzolana | |||
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volcanic cinders | |||
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pozzolan |
火山灰 : 237 phrases in 18 subjects |