transport in soil 中文意思是什麼

transport in soil 解釋
污染物在土壤中的遷移
  • transport : vt 1 運輸,運送,輸送。2 【歷史】處流刑,流放。3 殺死。4 〈常用被動語態〉使心情極度激動,使欣喜若...
  • in : adv 1 朝里,向內,在內。 A coat with a furry side in有皮裡子的外衣。 Come in please 請進來。 The ...
  • soil : n 1 泥土,土壤;土質。2 土地,國土。3 滋生地,溫床。4 農業生活,務農。n 1 臟東西,污物,污穢,污...
  1. The dump vehicle is suit to load and disoharge the piled material, such as the loose soil, finc sand, fertilizsr, waste. so it can be wildly used in many fields, such as construction site, iuad maintenance, municipsl works, railroad consiruction, dock transport, brickfield, and carry in warehouse, it can be used in many cngineering construction, stch as water conservancy project, onvirenment engineering and gardens. it is the ideal shourt haul means within 1 km

    該產品適用於裝卸鬆土、細砂、肥料、垃圾、水泥等成堆堆放的物料,因此是廣泛用於建築施工、公路養護、市政工程、鐵路建設、碼頭運輸、窖廠作業、倉庫搬運以及水利、環衛、園林等工程建設,是運輸半徑為1km以內理想的短途運輸工具。
  2. No marked nitrate pollution in the groundwater was found, mainly because the nitrate transport to underground water was impeded by the heavy clay soil

    地下水中的硝態氮污染現象不顯著,主要由於土壤質地黏重,阻礙了硝態氮向地下水中的運移。
  3. The variation of soil water, salinity and temperature in the field makes the coupled transport processes of them very complicated

    田間土壤水分、鹽分和溫度變化使水、鹽、熱耦合遷移的過程極其復雜。
  4. 1 the leaching characteristics and vertical transport of 95zr in two representational soils ( panfan red soil and red - yellow earth ) in zhejiang province were studied with soil - pole simulation installation

    1 、採用模擬土柱法研究了~ ( 95 ) zr在兩種紅壤(泮畈紅壤和紅黃壤)中的淋溶特性和垂直遷移。
  5. Abstract : in this article, starting from solute s transport a nd diffusion equati on, aiming at the saturation state of liquid in homogeneous soil of impermeable stratum and on the condition that lots of saturated solute ( e. g. nutriment ) on t op of the soil maintain diffusion, a strict mathematical deduction is carried ou t, and the analytical solution of solute s concentration distribution in homogeneous s o il is given

    文摘:從溶質輸移擴散方程出發,針對強透水層上均質土壤的液體飽和狀態,在頂層含有大量飽和溶質(如養分等)維持著滲透擴散的條件下,進行嚴密的數學推證,給出均質土壤中溶質濃度分佈的解析解。
  6. 2 the leaching and vertical transport of 95zr in three representational soils ( paddy soil, red - yellow earth and sea mud ) in zhejiang province and the influence of salinity on the activities of 5zr in sea mud were studied with soil - pole installation

    2 、採用土柱法研究了~ ( 95 ) zr在浙江省有代表性的3種土壤(小粉土、紅黃壤和海泥)中的淋溶和垂直遷移及鹽度對其行為的影響。
  7. Based on the experiment studies, the study on water and solute transport in sandy soil under reclaimed water irrigation was made, the result can give some reference for the effect on soil solute transport and soil environment under micro - contaminated water irrigation

    摘要以寧夏回族自治區大武口市森林公園的含礫砂土為研究對象,通過室內試驗,對中水灌溉條件下砂礫質土壤在不同灌水量、多次連續灌水、降雨淋洗等不同來水條件下水分、污染物運移的規律進行了初步的研究,為微污染水用於綠化灌溉對砂礫質土壤中污染物運移及累積的研究提供科學依據。
  8. The primary experiment studies of solute transport in sandy soil under reclaimed water irrigation

    中水灌溉條件下含礫砂土污染物運移的初步研究
  9. In field study, the expenment on nitrogen transport and transformation in soils with different irrigation ( with both ground water and sewage effluent ) and fertilization levels has been conducted. with considenng the n - uptake, nitrification and demtrification processes, a model for describing no2 - - n transport and transformation in unsaturated soil has been applied. results show that, the n03 + - n accumulating in soil is contributed more by fertilization but lees by irrigation with sewage effluent, and the model can be used to simulate no3 - - n transport in soils

    在室外進行了不同清污水灌水量與施肥條件下氮素遷移轉化試驗,同時進行了考慮根系吸收,硝化和反硝化的田間非飽和no _ 3 ~ - ? n遷移轉化模型的數值模擬,研究結果表明與施肥相比,污水灌溉對土壤中no _ 3 ~ - ? n累積的貢獻較小,所建立模型可用於模擬no _ 3 ~ - ? n在土壤中的遷移。
  10. In the late part of the active developing period, the temporal variation of sediment concentration and sediment transport ratio of each rainfall can be expressed by exponent function and the variation presents quadratic polynomial function in the stable developing period. the spatial variation character of sediment yields with space of the experimental watershed model. the active position of soil erosion and sediment yield of the experimental watershed model changes from the downside to the upside with the developing process of the watershed model

    流域模型侵蝕產沙空間變化特徵侵蝕產沙的活躍部位隨流域模型發育過程呈現由流域模型下部逐漸向上部發展特徵,其中流域模型下中部為發育初期時段和發育活躍時段侵蝕產沙的活躍部位,流域模型上部是發育穩定時段侵蝕產沙的活躍部位。
  11. The results showed, the breakthrough curve of nitrate vertical transport in saturated condition was more or less non - symmetrical, mainly due to the different proportion of mobile and immobile water in the soil and soil physical properties

    結果表明,在飽和條件下,硝態氮垂直運移過程的穿透曲線呈現不對稱形狀和拖尾現象,主要由於土壤中存在著動水和不動水的比例不同和土壤的物理性質所致。
  12. And no3 - - n can be leached to soil layer below die wetting depth. the convection - dispersion equation with the retardation coefficient yield by method has been adopted to model nh4 - - n transport in saturated soil, simulation results are compared well with experimental results

    基於批平衡得到nh _ 4 ~ + ? n的吸附延遲系數,利用對流一彌散方程模擬nh _ 4 ~ + ? n在飽和土壤中的遷移過程,模擬結果與試驗結果吻合較好。
  13. Nuclear energy. measurement of radioactivity in the environment - soil. part 2 : guide on selection of sampling zones, soil sampling, transport and preservation of soil samples

    原子能.環境土壤中放射性的測量.第2部分:取樣區域土壤取樣土壤樣品的運輸和保存
  14. Ups will not transport any goods that are prohibited by law or regulation of any federal, state or local government in the origin or destination countries, or that may breach any applicable export, import or other laws or endanger the safety of our employees, agents and subcontractors or the means of transportation or, that in our opinion, soil, taint or otherwise damage other goods or equipment or that are economically or operationally impractical to transport

    Ups拒絕運輸所有來源地或目的地國家的任何聯邦州政府或當地政府法例禁止的貨件,或違反任何適用的出口進口或其他法例,或危及我們員工代理及轉包商運輸工具的貨件,或對我們來說,會弄臟污染或損壞其他貨件或設備,或實際上無法進行運輸的貨件。
  15. The adsorption and desorption behaviors of a herbicide on soil is one of the important factors governing bio - availability and persistency of the herbicide, and play an important part in predicting its transport in soil and aquifer

    摘要除草劑在土壤上的吸附和解吸行為是支配該除草劑的環境中的生物有效性和持久性的重要因素之一,同時對于預測除草劑在土壤和潛層水中的運動也是有重要作用。
  16. Water and salt transport in sand - layered soil under evaporation with the shallow under ground water table

    蒸發條件下淺層地下水埋深夾砂層土壤水鹽運移特性研究
  17. The tdr measurements of ecw with high spatial and temporal resolution combine with porous ceramic cup solution samplers to follow no3 - n transport in soil is a new, valuable method for analyzing transport of nonconservative ions in soil

    土壤中人孔隙的存在可使硝態氮在灌水后的很短時間內隨水分以優勢流的方式到達下層土壤。
  18. Ligang xu, jingsong yang, qi zhang, hailin niu. modelling water and salt transport in a soil - water - plant system under different groundwater tables. water and environment journal

    李正兆,高海鷹,張奇,徐力剛.撫仙湖流域典型農田區地下水硝態氮污染及其影響因素.農業環境科學學報
  19. This paper reviews the research result o. modeling solute transport in soil and discusses the advantage and disadvantage of these models

    本文回顧了關于土壤中溶質運移模型的研究成果,討論了各個模型的優勢及其不足之處,介紹了應用最為廣泛的傳統微分方程模型。
  20. We use time domain reflectometry ( tdr ) to simultaneously estimate volumetric soil water content, soil solution electrical conductivity, and soil nitrate concentrations in combination with porous ceramic cup solution samplers to follow no3 - n transport in soil exposed to different irrigation, fertilizer quota and temperature. the experiment was conducted with nondestructive soil colums

    本研究中以原狀土為研究對象,利用時域反射技術隨時測定土壤含水量和電導率的特點結合多孔陶瓷杯抽濾技術,研究在不同灌水、施肥和溫度下硝態氮的變化。
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