如果稳定降深小于等于孔深与初始静止水位之差的0.2倍,则Ha=孔深与初始静止水位之差的1.3倍 w40*vBz
如果稳定降深小于等于孔深与初始静止水位之差的0.3倍,则Ha=孔深与初始静止水位之差的1.5倍 /L2n
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如果稳定降深小于等于孔深与初始静止水位之差的0.5倍,则Ha=孔深与初始静止水位之差的1.7倍 <7B;_3/
如果稳定降深小于等于孔深与初始静止水位之差的0.8倍,则Ha=孔深与初始静止水位之差的1.85倍 xaV3N[Zd
如果稳定降深小于等于孔深与初始静止水位之差的1.0倍,则Ha=孔深与初始静止水位之差的2.0倍 h.Sbds
ha=过滤器进水段-降深