按主体词字母查询
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B
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confining overlying bed 隔水顶层
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confining underlying bed 隔水底层
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contact bed 接触滤床;生化滤层
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contorted bed 〈地〉扭曲层,褶皱层
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deeply eroded river bed 深[侵]蚀河床
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density current bed 异重流底层,密度流底层
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diatomite bed 硅藻土滤床
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dry [river] bed 干河床,旱谷
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equalizing bed 垫床(铺设管道用),均匀垫层
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equivalent beds <地>同位层
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filter bed 反滤层;沉沙池,滤水池
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filtration bed 渗水河床;滤水层
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flat bed 平整河床
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flood bed 河滩地;河漫滩
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flow resistant bed 抗冲河床,[不易冲刷的]稳固河床
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