地理信息系统技术为地下水脆弱性评价提供了有效的手段。
GIS provides an efficient tool to evaluate the groundwater vulnerability.
把模糊环境下的模糊识别理论具体应用到地下水脆弱性评价中。
The proposed fuzzy pattern recognition model under fuzzy environment is applied to theevaluation of groundwater vulnerability.
地下水脆弱性评价方法主要有三类：迭置指数法，过程数学模拟法和统计方法。
There are three major classes of groundwater vulnerability assessment methods: overlay and index methods, methods employing process-based simulation models and statistical methods.
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