The effective utilization rate of agricultural irrigation water is very low. Its utilization factor is below 0.4 that there are great potentialities on water saving in irrigated regions.
农业灌溉水有效利用率低下，灌溉水利用系数不足0.4，灌区节水有相当大的潜力。
The water-reusing rate of industry is only 47%. And the agriculture also has a wasteful irrigation. Its utilization rate of water resources is not up to 50%.
工业用水的重复率仅为47%，农业灌溉用水也极其浪费，水资源利用率还不到50%。
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