It was this that made the organization of irrigation, particularly the building of canals to channel and preserve the water, essential.
正是这点使得灌溉的统筹，特别是建造运河以疏导和保护水，变得至关重要。
Part three is analyses of essential features of water resource that include natural and economic features, which influence the foundation of water entitlement and irrigation organizational institute.
第三部分，水资源的基本特性。分析了影响农田水利产权制度和灌溉组织制度建立的水资源自然特性和经济特性。
Soil dynamic parameters are essential in guiding agriculture production, engineering design for soil and water conservation and irrigation works.
土壤水动力学参数对指导农业生产、水利和水保工程设计是必不可少的。
The laser level land is essential a high-efficient level land technology in agriculture water-saving irrigation in the future of our country.
激光平地在我国今后的农业节水灌溉方面，是一项必需的高效平地技术。
The next essential piece of information is the total amount of time that the irrigation system operated that night, also referred to as "total run time."
第二和重要的数据信息是每晚喷灌系统运行的总时间，称作总运行时间。
Biotherm take deep clean mountain spring water from irrigation system, rich in a variety of essential nutrients and minerals, Chinese companies aim to create high-end water brand beverages.
碧欧山泉取深山无污染泉水灌制而成，富含各种人体必需营养及矿物质，企业志在打造中国高端水饮料品牌。
Good quality of the water sources is essential to WS, especially, the sprinkler irrigation and micro-irrigation. It is required that the irrigation water contains no or little sediment.
节水灌溉对水源水质要求很高，尤其是喷灌、滴灌要求水流不含沙或含沙量很小。
Good quality of the water sources is essential to WS, especially, the sprinkler irrigation and micro-irrigation. It is required that the irrigation water contains no or little sediment.
节水灌溉对水源水质要求很高，尤其是喷灌、滴灌要求水流不含沙或含沙量很小。
应用推荐