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某一区域地下河总出口流量为4m3/s,该地下河径流区域面积为1000km2,该地下河的径流模数为:( )

A、4m3/(s·km2)

B、0.4m3/(s·km2)

C、0.04m3/(s·km2)

D、0.004m3/(s·km2)

时间：2021-07-19 04:55 关键词：水利水电建筑工程高起专水利工程施工 18级补考期末考试水利工程测量 2019级第三学期期末考试

答案解析

D
D

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