The research of pavement subsurface drainage system in the seasonal freezing region 季節(jié)性冰凍地區(qū)路面結(jié)構(gòu)內(nèi)部排水系統(tǒng)淺論
Standard specification for circular - knit geotextile for use in subsurface drainage applications 地下排水設(shè)施用圓形織法的土工織物的標(biāo)準(zhǔn)規(guī)范
Analysis of spatial variability of soil characteristics and crop yield under subsurface drainage 暗管排水條件下土壤特性和作物產(chǎn)量的空間變異性分析
Standard specification for 12 to 60 in . 300 to 1500 mm annular corrugated profile - wall polyethylene pipe and fittings for gravity - flow storm sewer and subsurface drainage applications 自流式雨水管和地下排水裝置用12至60英寸300 to 1500 mm環(huán)形波紋狀異型壁聚乙烯管和配件的標(biāo)準(zhǔn)規(guī)范