文章针对当前灌区的实际,为定量评估大型灌区续建配套与节水改造项目实施以来灌区灌排保障能力变化情况,回答项目实施以来灌区灌排保障能力总体上是提高了、还是降低了、还是基本未变而提出的,估算结果仅供宏观分析或决策时参考。 In view of the actual situation of the current irrigation district, in order to quantitatively evaluate the capacity change of irrigation and drainage system in the irrigation districts after the implementation of the project of rebuilding and water-saving in large-scale irrigation districts, the capacity of irrigation and drainage protection in response to the implementation of the project has generally increased or even decreased Basically unchanged and put forward, the estimation result is only for macro analysis or decision-making reference.