The karst depression belongs to the accumulative area of surface water and subdrainage area of subsurface water, the karstification is relatively week, and reservoirs are undeveloped.
斜坡和洼地为地表水汇集区及地下水排泄区，
用相
较弱，储层不发育。
)
用The karst depression belongs to the accumulative area of surface water and subdrainage area of subsurface water, the karstification is relatively week, and reservoirs are undeveloped.
斜坡和洼地为地表水汇集区及地下水排泄区，用相较弱，储层不发育。
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