以下为句子列表：
英文: Abstract: Considering the fact that environment impact assessment is a fuzzy concept,a fuzzy optimization model of multi-layer and multi-objective mixed system with qualitative factors on base of multi-objective and multi-layer fuzzy optimization model wa
中文: 文摘:根据水库对环境影响评价属于模糊概念这一客观实际，以陈守煜教授提出的多层次多目标模糊优选理论模型为基础，建立了定性与定量多目标多层次混合系统模糊优选理论模型，并进行了实际应用，得到了满意的结果。
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