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te zheng dian ding wei fa she ji bian jing guan dao
Author(s): 
Pages: 2-10
Year: Issue:  4
Journal: Water Saving Irrigation

Keyword:  特征点定位法设计变径管道;
Abstract: 把微灌多孔管道设计成压力均衡的变径管道,已是众人所望。但至今尚无较好的设计方法可循,设计的任意性和盲目性很大。本文通过分析多孔管道在变径条件下的基本水力特征,寻求并制定了均匀坡度下变径管道的水力设计模型和设计方法。同时对复杂地形的管坡线进行概化,并提出相应的设计策略。
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