灌溉水利用系数 meaning in English

water efficiency of irri-gation

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。
As a result , the water utility rate adds up to 0 . 53 , so the conclusion was drown that the water - saving reform project of shapotou irrigation area has great significance to weining regional economy development with technical feasibility , economic reasonableness and remarkable benefits
实施节水改造工程后的灌区灌溉水利用系数可提高到0 . 53 。从而得出：沙坡头灌区节水改造工程技术上可行、经济上合理，效益显著，对宁夏卫宁地区的经济发展具有重大意义
Abstract : the paper studies the important technique and index in application scope ， equipment configuration ， operating duty ， energy consumption ， irrigation application efficiency and economic benefit of pipe - sprinkler combined irrigation , and presents the usage method of the low - pressure pipe and multi - hole micro - sprinkler ribbon combined system
文摘:针对管喷结合灌水技术的应用范围、设备配置、运行方式、能耗、灌溉水利用系数以及效益等关键技术及指标进行了探讨，并提出了低压管道和多孔式微喷带结合系统的使用方法。