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bao bi pvc guan zai ti shui guan qu guan guan gong cheng zhong de ying yong ji xiao yi fen xi
Author(s): 
Pages: 37-43
Year: Issue:  4
Journal: Water Saving Irrigation

Keyword:  管灌工程应用及效益提水灌区增产效益利用系数PVC管渠灌区灌水定额经济效益分析规划设计;
Abstract: 薄壁PVC管在提水灌区管灌工程中的应用及效益分析陈延亮,张宝森(山东省无棣县水利局)1慨述低压管道输水灌溉简称管灌,其中管材的选择利用是一个较为复杂的课题,特别是在提水量较大的渠灌区。我们在工程实施中先后利用了水泥砂挤压管、内衬塑料软管外护混凝土等管...
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