在此基础上，建立了水利水电工程考虑环境风险的开发规模优选模型。
Basing on this foundation, a mathematical model for exploitation scale decision of optimization which consider Environmental Risk is established.
以专家知识和现场经验为基础开发的防砂工艺决策专家系统，具有防砂预测、方案优选、施工参数优化等功能。
A sand control technology decision expert system based on expert knowledge and field experience is developed. It has functions of sand prediction, selecting solution, and optimizing parameters.
这种方法也适用于油田开发方案评价与优选，计算结果与其它方法一致，并与实际相符。
This method can also be applied to appraise and optimize the development plan of oil field.
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