The purpose of present work is to revealed hydraulic connection among five different depth aquifers in test field of The ministry of Land and Resources P.R.C. in Hengshui in east North China Plain. The main work mean was pumping test. The present work studied stratum constructuction feafure, groundwater level dynamic during one year and pumping test pierod, geohydrochemistry, isotopes, trace elements, groundwater age and numerical simulation and gave the study result and provied scientific data for ra...
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