暗管的英文

concealed [conduit] piping; covered conduit
◇暗管排水 closed drainage; covered drain

例句与用法

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Analysis of spatial variability of soil characteristics and crop yield under subsurface drainage
暗管排水条件下土壤特性和作物产量的空间变异性分析
Application of nitrogen leaching losses mixed simulative model in tile effluent from the drained paddy rice field
暗管排水稻田中氮素淋失动态混合模型及应用
Experiment and research on seepage effect by underground pipe drainage system of paddy field in saline soil coastland
滨海盐土地区稻田暗管排水效果试验研究
Several methods of determining the optimal space and depth of subsurface plastic drainage tubes are explicated and summarized in this paper
本文介绍了农田塑料暗管埋深和间距的确定方法，并对之进行了评述。
Pvc subdrainage is one kind of advanced drainage techniques developed in recent years in the world . it will have a promising future of wide application
塑料暗管是一种新型的排水材料，具有很好的排水效果，应用前景广阔。