subsurface drainage 中文意思是什麼

subsurface drainage 解釋
地下排水系統
  • subsurface : adj. 表面下的,液面下的;地下的,水面下的。n. 地面下[水面下]的部分〈巖石,土壤,水層等〉。
  • drainage : n. 1. 排水,放水;排水法;逐漸流出。2. 下水道;排水設備,排水系統。3. 水系,排水區域,流域。4. 陰溝水,(排出的)污水。5. 【醫學】引流,導液(法)。
  1. Several methods of determining the optimal space and depth of subsurface plastic drainage tubes are explicated and summarized in this paper

    本文介紹了農田塑料暗管埋深和間距的確定方法,並對之進行了評述。
  2. Determining optimal space and depth of the subsurface plastic drainage tubes is a main task in planning and design of a drainage system

    農田塑料暗管埋深和間距的確定,是塑料暗管排水系統規劃設計的主要任務,關繫到排水效果和投資效益。
  3. 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環形波紋狀異型壁聚乙烯管和配件的標準規范
  4. 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量的空間變異性分析
  5. The purpose of this web site is to share my experiences with workers in any country on water logging in agricultural lands, irrigation induced soil salinity, subsurface drainage for agriculture ( horizontal and vertical ), reuse of groundwater, ground - water hydraulics, ( geo ) hydrology, rainfall and surface runoff relations, reclamation and improvement of water logged saline, salty, sodic alkaline, and acid sulphate soils, plant growth, crop production and responses as well as statistical analysis consisting of segmented linear regression and cumulative frequency distributions

    描述:探討農業耕地的水澇問題;灌溉導致的土壤鹽堿化;地表灌溉;地下水的再利用;地下水水力學;雨水與水流失的關系;淺地表排水;土壤開墾及水澇,酸性,堿性土壤的改良;片段線形回歸和累積頻數分佈的統計分析等。
  6. Subsurface drainage materials

    地下排水材料
  7. Finally, this paper brings forward the mix integrated design method of asphalt treated permeable material incorporating the results of structure analyses and tests. and the rational proposal and requirement for pavement subsurface drainage system of test road is suggested

    結合結構分析與室內試驗分析的結果,提出了瀝青穩定碎石排水層混合料的綜合設計方法,並實際運用於試驗路的結構設計和排水系統設計。
  8. It is commonly recognized that subsurface drainage system can improve pavement performance and extend service life. as an essential part of subsurface drainage system, the layer setting and characteristics of asphalt treated permeable material directly affect the performance of subsurface drainage system, which is lucubrated in this paper. based on the typical semi - rigid pavement without permeable layer, using multilayer elastic system program, rational pavement structure with permeable layer at different locations is first analyzed

    本文以高等級公路瀝青路面的典型結構形式作為未設排水層的路面結構原型,通過不同的設置層位分析對排水層的回彈模量和厚度的要求,探討設置排水層的路面結構的一些結構參數適宜的取值范圍,並在此基礎上運用灰色系統關聯分析方法,對不同設置層位的路面結構的技術指標進行比較分析,得出較優的層位設置方案。
  9. Standard specification for circular - knit geotextile for use in subsurface drainage applications

    地下排水設施用圓形織法的土工織物的標準規范
  10. Based on the construction of the atpb test section on weifu road in kaifeng, henan, some construction experiences have been summarized to ensure the drainage effect of subsurface drainage system

    基於河南開封尉扶路的瀝青穩定碎石排水基層試驗路的修築,通過對現場攤鋪碾壓的施工控制,進一步積累了施工經驗。
  11. The research of pavement subsurface drainage system in the seasonal freezing region

    季節性冰凍地區路面結構內部排水系統淺論
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