irrigation channel

Accumulation of pollutants in sediments and their eco-toxicity in the wastewater irrigation channel of western Shenyang

沈阳西部污灌渠沉积物中污染物积累与生态毒性研究

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The strategy on piping transportation water irrigation in channel irrigation district in Shaanxi Province

陕西省渠灌区管道输水灌溉策略

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Research on temperature-increasing effect of rice sunning pool and irrigation channel

井灌水稻晒水池及灌水渠道增温作用的研究

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Water discharge at the outlet of irrigation channel in the Yellow River is estimated through measurable information such as open-level of floodgate, water levels at front and back of the floodgate and so on.

引黄灌渠斗口水流量通常依据闸门开度、闸前和闸后水位等可观测信息估算。

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ANN-based Soft-sensing Model of Water-flow at Outlet of Irrigation Channel in Yellow River

引黄灌渠斗口流量神经元网络软测量模型

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Also the method of treating same delivery time is proposed. Each rotational irrigation group is completed at the same delivery time and the intake gate of the distribution channel can be closed at the same time.

并提出了各轮灌组引水时间均一化处理方法，使各轮灌组在同一引水时间结束灌溉，从而可使配水渠道进水闸能在同一时间关闭。

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The purpose of this study was to investigate the feasibility of changing irrigation type from open channel irrigation to pipe irrigation in Tao-Yuan area.

本研究探讨桃园地区现有贮水池明沟灌溉区改以管路灌溉之可行性。

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Study on Optimization Model for Unequal Outlet Flow in Irrigation Channel System

灌溉渠道分水口非等流量配水优化模型研究

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Research on Soft-sensing Technique for Water Discharge at Lateral Gate of the Irrigation Channel in the Yellow River

引黄灌渠斗口水流量软测量技术研究

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This paper introduces several channel seepage control technique and measure which are suitable to severe cold area and makes a benefit analysis on irrigation and water carrying channel after adopting seepage control measure.

介绍了几种适合寒区特点的渠道防渗技术措施，并对采取防渗措施后的灌溉输水渠道进行了效益分析。

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Study of optimal water distribution of irrigation channel in mountainous area

山区型灌溉渠道优化配水计算

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The progress of the research on the prevention and cure of the irrigation channel frozen injury in the seasonal frozen soil

季节性冻土地区衬砌渠道冻胀防治技术研究进展

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Optimization model of rotation irrigation channel distribution and solution with genetic algorithm

灌溉渠道轮灌配水优化模型与遗传算法求解

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In water-saving irrigation projects, concrete-lined channel is of great importance.

在灌区节水项目建设中，渠道砼衬砌占有重要地位。

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Water flows through this irrigation channel.

水流过这条灌溉沟渠。

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They had dug an irrigation channel for the farmland. To dig or make a long narrow trench or furrow in.

他们已经为农田挖了灌溉渠。

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Achievement and experience of soil and water conservation and afforestation at head of Dujiangyan irrigation channel

农业生物力学与农业工程都江堰渠首水土保持和绿化工作的经验

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Numerical model is used to simulate the flow characteristics of Taoyuan Irrigation Channel for finding out the bottleneck of flow discharges capacity.

本研究以数学模式演算桃园大圳导水路水面线，探讨输水瓶颈所在，并模拟几组可能之改善方案。

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Water saving techniques include spray irrigation, micro irrigation, channel leakage prevention, low pressure pipe transport of water, reform of field irrigation, and so on.

节水技术包括：喷灌、微灌、渠道防渗、低压管道输水、田间灌水技术改进等。

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Based on practice, starting from design to irrigation channel section for the study, by using a computer programming language for AutoCAD VB secondary development, use of CAD, graphics, research and development of a more practical application.

本文基于从设计实践出发，以灌区渠道断面为研究对象，通过使用计算机VB语言编程进行AutoCAD的二次开发，利用CAD的绘图功能，研究开发一种比较实用的应用程序。

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In both well irrigation and channel irrigation, the total content of salts and content of ions were all higher in old rice plot than in new rice plot.

井灌条件下，老稻区土壤全盐量及各离子含量均高于新稻区。渠灌条件下，老稻区土壤全盐量及各离子含量也均高于新稻区，全盐量分别高了0.025%和0.008%。

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A water wheel with buckets attached to the rim; used to raise water for transfer to an irrigation channel.

桶附在边缘上的水车；提高水并把水转向灌渠。

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Objective To evaluate the use of two-channel-single-balloon prostatic irrigation catheter in the treatment of chronic prostatitis.

目的研究单囊二腔前列腺灌注导管在慢性前列腺炎治疗中的应用效果.

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Design Method of New Style Low-pressure Drip Irrigation Belt with Labyrinth Channel

新型微压侧翼迷宫滴灌带设计方法研究

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Three aspects of channel skip a grade, return water using and management level are considered in large-scale irrigation area irrigation water using coefficient analyzing.

在分析大型灌区灌溉水利用系数时，考虑越级现象、回归水利用、管理水平三方面的影响，通过严密的数学推导，定量计算反映影响因素的越级修正系数、回归水利用修正系数。

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Optimal Model of Rotation Irrigation Distribution Channel and Branch Canal and Delivery Time

灌溉渠道支斗渠轮灌配水与引水时间优化模型

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Development of Computer Simulation Technique for Operation of Irrigation Channel System

灌溉渠系运行计算机模拟技术的开发

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To the characters of irrigation channel in mountainous area, the water distribution ways of main canal are put forward, optimal water distribution of main channel under the lack coming water is analysis and calculation is adopted, and the results are satisfied.

针对山区灌溉干渠配水涵闸洞沿程分布众多的特点，提出了干渠分段配水的方法，采用线性规划技术对来水不足条件下的干渠优化配水进行了理论分析和实例计算，取得满意成果。

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Study on the Impervious Element in the Cold Region Irrigation Channel

寒区渠道防渗工程优化模式研究

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Experimentation and Study on Infiltrating-structure for Lining of Irrigation Channel System by Integrated Adopting Rigidity Materials with Pliable Stuff in High-water Table Area

高地下水位区灌溉渠道滤透式刚柔耦合衬护结构试验研究

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