求翻译：研究地下水运动规律的学科。不仅用来定性分析地下水的补给、径流和排泄等水文地质条件，而且可定量评价地下水的水量和水质。是什么意思？

Study of groundwater movement of the subject. Not only for qualitative analysis of groundwater recharge, runoff and drainage and other hydrological and geological conditions, and quantitative assessment of groundwater quantity and quality.

Study of the law governing groundwater movement disciplines. Qualitative analysis not only used for groundwater recharge, runoff and drainage, and other hydrologic and groundwater may be quantitative evaluation of water quantity and quality.

Research ground water law of motion discipline.Not only uses for qualitative analysis hydrogeological conditions and so on the ground water military supplies, runoff and excretion, moreover may the quantitative evaluation ground water water volume and the water quality.

Study on groundwater movement law subjects. Can be used not only qualitative analysis of groundwater recharge, runoff and discharge of hydrogeological conditions and quantitative evaluation on groundwater quantity and quality.