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日平均水位计算若（），则不能采用算术平均法。

A、一日内水位变化缓慢

B、水位变化较大，但采用等时距人工观测

C、从自记水位计资料上摘录

D、水位变化较大且采用不等时距观测

时间：2022-05-26 10:27 关键词：大学试题工学工程水文学水利工程

答案解析

D

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