喷灌
- 与 喷灌 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Based on hf=λL/DV2/2g,formulain the form of hf= K1·F has beenderived for the hydraulic gradient lines of laterals of subirrigation systems. The formula is also applicable to that of a drip irrigation system. Anotherformula,based on Chezy's V=C RS,in the from of Hf=K2IQ2·F2 has been worked out for the laterals of sprinkler systems.
本文运用管道水动力学原理,对喷灌、滴灌、渗灌系统灌水支管的水力坡降线导出表达的理论公式,讨论其调控的可能途径,为试验研究这类系统的规划设计问题从原理上提供一个分析方法。
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It also provides some suggestion for practice in sugarcane irrigation.
喷灌是目前解决甘蔗灌溉的比较好的模式。
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However, it is still a discussional problem that whether sprinkler irrigation can save irrigation water and increase crop yield.
这些争论正在影响喷灌技术的进一步发展和应用。
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The scenario of water resources managemet been established based on monitoring data during many years in Gantang area,Tongzhou county,Beijing city.Some expected results on reasonable development and utilization of water resources and enironment of protection have been abtained in the last decade.
摘 要:根据北京通州地区甘棠乡水源地多年监测的数据,所建立的水资源管理模型,经过近10a的运营,在管理方案的指导下,逐步实行农业喷灌措施,节水约525×105m3/a。
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Includes basic golf course construction: clearing, grading, drainage, construction of tees, fairway and fairway features, greens, sand bunkers, irrigation system, seeding and grassing, shelter, bridges and cart paths.
包括基本的球场建造:清表,造型,排水,井,球道和球道景观,果岭,沙坑,喷灌系统,种子和植草,桥和球车道。
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Includes basic golf course construction: clearing, grading, drainage, construction of tees, fairway and fairway features, greens, sand bunkers, irrigation system, seeding and grassing, shelter, bridges and cart paths.
包含基础的球场建造:清表,造型,排水,井,球道和球道景观,果岭,沙坑,喷灌体系,种子和植草,桥和球车道。
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Construction Contents:2100 mu Shed,1000 mu spary irrigation and1900 mu ordinary baseground.
其中大棚及配套工程建设2100亩,微滴喷灌设施栽培1000亩,一般基地设施1900亩。
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For the irrigation system without central control system or subcontrol boxes, the flow control depend on the operators. The coefficient of the flow can be 0.6, the flow of pump station is 1573 GPM.
61548;没有配置中央控制系统的也没有场地分控箱的手动喷灌系统,其流量的控制依赖阀门操作工人的操作水平,所以总流量的系数可以取0.6,即泵站流量为1573 GPM
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To the area to irrigated, the final results verify the feasibility of the model in the paper.
对所给喷灌区域,计算结果表明了模型的可行性。
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The application of programmable controller in irrigating system was described, a kind of irrigating system was designed.
叙述了可编程控制器在农业和园林灌溉系统中的应用,介绍一种作者设计制作的自动喷灌系统。
- 推荐网络例句
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For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether
年美国个人破产法的一个改动使得破产登记急速下降,而后引起了信用卡大规模的亏损。
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Eph. 4:23 And that you be renewed in the spirit of your mind
弗四23 而在你们心思的灵里得以更新
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Lao Qiu is the Chairman of China Qiuyang Translation Group and the head master of the Confucius School. He has committed himself to the research and promotion of the classics of China.
老秋先生为中国秋阳翻译集团的董事长和孔子商学院的院长,致力于国学的研究和推广。