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下层 | |
bridg.constr. | substratum; bottom course |
desert. | underlying seam |
eng.geol. | under stratum |
hydroel.st. | lower layer; sublayer; understratum |
met. | underlayer |
社会 | |
environ. | society |
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footing; subjacency; substory | |||
bottom slice; low story; under level; understorey | |||
substrata | |||
substratum; bottom course | |||
underlying seam | |||
child level | |||
under stratum | |||
lower layer; sublayer; understratum; subterrane | |||
underlayer | |||
bottom bed; bottom layer; lower bed; lower coat (面层); lower course | |||
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sublayer | |||
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substratum | |||
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sublayer | |||
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understratum | |||
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subnatant | |||
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underseam | |||
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lower coat | |||
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substratum |
下层: 840 phrases in 57 subjects |