1) low head of water drip irrigation
低水头滴灌
1.
The approaches to improving out put of crops and water resources in our country were discussed,the necessity of developing water-saving irrigation and the achievement & insufficiency of the present technique were analyzed and the low head of water drip irrigation system and its characteristics were introduced.
本文从讨论提高农作物产量的途径及我国水资源状况入手，分析了发展节水灌溉的必要性及目前已有节水灌溉技术的成绩和不足，介绍了低水头滴灌系统及其特点，通过试验和计算机数值模拟对其可行性进行了分析，并对其发展前景进行了详尽的讨论。
2) single emitter drip irrigation
单滴头滴灌
3) low-pressure drip irrigation
低压滴灌
1.
Therefore,low-pressure drip irrigation is an important direction of drip irrigation technology in the future.
低压滴灌是一种高效节能型灌水技术,采用低压滴灌不仅可以减少灌溉系统建设成本,而且可以降低系统运行成本,因此低压滴灌将是今后滴灌技术发展的一个重要方向。
2.
【Objective】 The study was done in order to improve low-pressure drip irrigation uniformity.
【结论】可以通过适当增大毛管管径、减小灌水器设计流量及对地形适当分区等措施,提高低压滴灌系统的灌水均匀度,保证系统的灌水质量。
4) designed water head of drip irrigation system
滴灌系统设计水头
5) drip emitter
滴灌灌水器
1.
Five different turbulence models provided by current fluid simulation software FLUENT,such as standard k-ε mode1,RNG k-ε model, Realizable k-ε model,standard k-ω model and SST k-ω model,have been used to simulate the flow field of drip emitters in this paper.
采用通用流体模拟软件FLUENT所提供的5种不同的湍流模型:标准k-ε模型、RNG k-ε模型、Real-izable k-ε模型、标准k-ω模型、SST k-ω模型,对滴灌灌水器微流道内流场水流流动进行了数值模拟。
6) Drip emitters
滴灌灌水器
1.
By means of experiment research,water quality standard for drip emitters of Xinjiang Tianye Group Co.
通过实验研究 ,得出了新疆天业 (集团 )公司滴灌灌水器要求的水质标准 ,建立了计算玛纳斯河灌区渠水所含粘粒、粉粒、沙粒的去除率经验公式 ,并根据六宫支渠和西岸大渠水质算出了沉淀池设计表面负荷
补充资料：低都儿低
1.低而又低，很低。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条