In combination with present situation, the way and the method about save water and reuse of wastewater were researched deeply, by means of approach of system engineering.
并结合石化企业的具体情况，用系统工程的分析方法，深入研究节水和水资源化的方法和途径。
Based on actual engineering projects, the paper analyzes the present situation in controlling system of the constant pressure irrigation system.
论文结合实际的工程，对恒压喷灌的现状进行了分析。
Based on actual engineering projects, the paper analyzes the present situation in controlling system of the constant pressure irrigation system.
论文结合实际的工程，对恒压喷灌的现状进行了分析。
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