深層土 的英文怎麼說

中文拼音 [shēncéngtǔ]
深層土 英文
deep soil
  • 深 : Ⅰ形容詞1 （從上到下或從外到里的距離大） deep 2 （深奧） difficult; profound 3 （深刻; 深入） thor...
  • 層 : i 量詞1 （用於重疊、積累的東西 如樓層、階層、地層） storey; tier; stratum 2 （用於可以分項分步的...
  • 深層 : deep （layer）; deep （stratum）深層采水 [海洋學] deep-casting; 深層語法 deep grammar
  1. On the nitrate - n accumulated characteristics in deep soil layer of winter wheat field in taihang piedmont

    太行山山前平原冬小麥田深層土體硝態氮累積特徵研究
  2. The tendency of deformation of deep stratum was consistent with that of the shallow stratum, but the settlement of deep stratum over the tunnel was far larger than that of the shallow stratum

    隧道開挖引起的地層深層與淺層變形趨勢是一致的，但在兩隧道軸線上方深層土體的沉降要遠比淺層土體大。
  3. The explanation could rest in the differen ecological character and matablolic responses to hms. when pleurotus ostreatus, lentinus edodes, flammulina velutipes, agrocybe cylindracea were cultivated with fifth formula of substate. the study investigated the situation of cd pollution in four main producing areas in henan province when ahauicus blazei was artificially cultivated with cattle manure, straw and soil

    在利用土壤、牛糞栽培巴西蘑菇時，發現菇中的鎘主要來自於土壤、牛糞等輔料，說明了輔料在一定程度上決定了巴西蘑菇的富鎘特性，在人工栽培時，最好用尿素、硫酸銨等氮源代替牛糞，以深層土作為覆土來降低菇中的鎘含量。
  4. The expressions can take into account some important aspects such as stress - free ground surface, incompression of soil, prebored hole and tubular pile. through the analysis of displacement field, the variation rules of horizontal and vertical displacements are obtained

    由位移場的解析解分析可知，樁身整個深度內的水平向位移場是向外擠出，豎向位移場在表層土體表現為隆起，而深層土體表現為下沉。
  5. On the other hand, a deep - rooted, low - tillering variety has a well - spaced, lateral root distribution and its roots grow more actively in deep soils than those of a shallow - rooted, high - tillering variety

    另一方面，深根、低分蘗品種根系分佈間距適當、側向生長、深層土壤中的根系比淺根、高分蘗品種活力更強。
  6. On the loess plateau, water is the main limiting factors for vegetation growth. root distribution characters have special ecological meaning as it reflected the utilizations of trees to the environments. even - aged stands of robinia pseudoacacia on slope lands facing south and north were selected as sampling plots for root distribution investigation. investigatiing results showed that indicated that on all sites, root biomass decreased with depth, and the distribution depth of fine root was deeper than that of coarser root. the results of variance analysis indicated that there were great differences in root biomass among different diameter classes, and coarser root was the main sources of variance, and the root biomass, especially fine root ( < 3mm ) biomass on northern exposition sites was bigger than that on southern exposition sites. analysis of the vertical root distribution parameters, root extinction coefficient, indicated that the value of on northern exposition was more than 0. 982, while the value of on southern exposition was less than 0. 982, which indicated that the vertical root distribution depth of robinia pseudoacacia on southern exposition was deeper than that on southern exposition. and the distribution depth of fine roots ( < 1mm ) was deeper than that of thicker roots ( < 3mm ), which was in favor of the uptake of water and nutrients from deeper layers, helped the trees to adapt the arid environment, and promoted the growth of the upper parts of the tree

    在中國西北黃土高原地區，水分是樹木生長發育的主要限制因子.根系分佈特徵由於反映了樹木對環境條件的利用程度而具有更加特殊的生態意義.本研究選擇陽坡和陰坡不同立地上年齡一致的刺槐林調查了根系分佈特徵.根系垂直分佈特徵的調查結果表明，在所有立地上，根系生物量隨著深度的增加而降低，其中細根的分佈深度大於粗根的分佈深度.方差分析結果表明:不同立地上不同徑級根系的分佈特徵也有明顯的差別，粗根是差異存在的主要原因，陰坡立地上的根系生物量，特別是細根生物量大於陽坡立地上的.對根系消弱系數的分析結果表明，陰坡立地上的根系消弱系數大於0 . 982 ，而陽坡立地上的根系消弱系數小於0 . 982 ，說明陰坡立地上刺槐根系的生物量在深層土壤中的分佈相對量更大一些.其中細根的根系消弱系數大於粗根的，這種根系分佈特徵有利於根系對深層土壤水分養分的吸收利用，進而促進樹木地上部分的生長發育.圖3表3參15
  7. Abstract : on the loess plateau, water is the main limiting factors for vegetation growth. root distribution characters have special ecological meaning as it reflected the utilizations of trees to the environments. even - aged stands of robinia pseudoacacia on slope lands facing south and north were selected as sampling plots for root distribution investigation. investigatiing results showed that indicated that on all sites, root biomass decreased with depth, and the distribution depth of fine root was deeper than that of coarser root. the results of variance analysis indicated that there were great differences in root biomass among different diameter classes, and coarser root was the main sources of variance, and the root biomass, especially fine root ( < 3mm ) biomass on northern exposition sites was bigger than that on southern exposition sites. analysis of the vertical root distribution parameters, root extinction coefficient, indicated that the value of on northern exposition was more than 0. 982, while the value of on southern exposition was less than 0. 982, which indicated that the vertical root distribution depth of robinia pseudoacacia on southern exposition was deeper than that on southern exposition. and the distribution depth of fine roots ( < 1mm ) was deeper than that of thicker roots ( < 3mm ), which was in favor of the uptake of water and nutrients from deeper layers, helped the trees to adapt the arid environment, and promoted the growth of the upper parts of the tree

    文摘:在中國西北黃土高原地區，水分是樹木生長發育的主要限制因子.根系分佈特徵由於反映了樹木對環境條件的利用程度而具有更加特殊的生態意義.本研究選擇陽坡和陰坡不同立地上年齡一致的刺槐林調查了根系分佈特徵.根系垂直分佈特徵的調查結果表明，在所有立地上，根系生物量隨著深度的增加而降低，其中細根的分佈深度大於粗根的分佈深度.方差分析結果表明:不同立地上不同徑級根系的分佈特徵也有明顯的差別，粗根是差異存在的主要原因，陰坡立地上的根系生物量，特別是細根生物量大於陽坡立地上的.對根系消弱系數的分析結果表明，陰坡立地上的根系消弱系數大於0 . 982 ，而陽坡立地上的根系消弱系數小於0 . 982 ，說明陰坡立地上刺槐根系的生物量在深層土壤中的分佈相對量更大一些.其中細根的根系消弱系數大於粗根的，這種根系分佈特徵有利於根系對深層土壤水分養分的吸收利用，進而促進樹木地上部分的生長發育.圖3表3參15
  8. Deep rooting of rice plant made easy to absorb more nutrients from deep soil layers, and protected the plant from lodging at reproductive stage

    深根水稻植株從深層土壤中吸收更多養分、並保護植株在生殖生長階段不倒伏。
  9. The in - situ testing includes surface deformations, sub - surface movements, earth pressures, pore water pressures, underground water levels, spt, stresses of pipes and pipe - soil contact stresses. in addition, the total jacking forces, deviations in line and level of the pipe line and earth pressures in the earth pressure balance machines ( epbm ) are also recorded. the results of field - testing are analyzed, and the variety of testing datum include earth pressures, pore water pressures and underground water levels during the course of the shield through it are studied

    現場測試內容包括地面變形、深層土體變形、土壓力變化、孔隙水壓力變化、地下水位變化、土體標準貫入試驗、管道內力變化、管土接觸應力變化以及頂管施工現場記錄（包括頂力、土壓力、平面偏差、高程偏差等） 。
  10. Experimental investigation on movement of deep soil mass caused by pipe jacking

    頂管施工引起深層土體移動的試驗研究
  11. The test study change of the soil pressure, the touch pressure between pipe and soil, pore pressure, the movement of depth soil, the underwater level and the deformation of earth surface in process of pipe jacking

    研究了頂管施工過程中引起的土壓力、土體與管壁的接觸壓力、孔隙水壓力、深層土體位移、地下水位的變化以及地表變形等的影響。
  12. In addition, the influence factors of sub - surface movements are also analyzed

    另外還探討了深層土體移動的影響因素。
  13. This paper introduces the concrete methods of deep cement soil stir as compound foundation and suggests should pay attention to some questions of designing and construction

    摘要通過實例介紹深層土攪拌樁作為復合地基的具體做法，並提出了設計與施工中應注意的問題。
  14. Calculation results show that the suction of the soil close to slope surface is mainly controlled by rainfall infiltration and evaporation, while the deeper soil ' s suction is controlled by the gravity and groundwater conditions

    指出非飽和土邊坡近坡面土體吸力主要受入滲、蒸發條件控制，而深層土體吸力主要受重力及地下水條件控制。
  15. Fourthly, the author has discribed environment monitoring technology relating to the effect of pile driving, and has proposed some operating index. at last, the problem of pile group is qualitatively analysed, some conclusions about soil displacement are obtained

    最後，聯系工程實例對群樁施工中深層土體位移問題作了定性分析，總結出樁周土體位移變化的一般規律。
  16. By analysis the results of in - situ monitoring in the process of pipe jacking, the law of surface deformation perpendicular to pipe axis and along pipe axis, the sub - surface movements perpendicular to the axis of pipe and along the axis of pipe are studied

    通過對頂管工程現場測試數據的分析，研究了頂管施工引起的管道周圍土體的移動規律，包括地面橫截面和縱向截面變形規律、深層土體沿管道軸線方向和垂直於管壁方向移動規律。
  17. The trees help to draw nutrients up from the deeper soil layers into the zone occupied by the roots of the crop plants

    這些樹木可以通過吸收農作物根部所在處的深層土壤中的營養。
  18. In this dissertation, rainfall infiltration, runoff, and soil water redistribution on a hillslope were studied by simulated rainfall experiments, and soil water cycling was investigated by site observation and soil sampling methods. moreover, the reasons for the desiccation of deep soil layer were analyzed, and its assessment indexes and standards were presented. the main results are as follows : ( 1 ) rainfall infiltration into a planar hillslope with a homogeneous isotropic soil could be simply regarded as one - dimensional infiltration process, if soil erosion was prevented

    針對當前該區植被恢復重建中存在的科學問題，以植被建設的關鍵性限制因素?土壤水分為出發點，通過室內外模擬降雨試驗，研究了坡地降雨入滲、產流及土壤水分再分佈規律，同時採用定位觀測和采樣分析相結合的方法，分析了坡地土壤水分的循環與轉化特徵，並初步建立了深層土壤乾燥化程度的評價標準，取得的主要結論如下： （ 1 ）在防止土壤侵蝕的條件下，均質坡地的降雨入滲過程可以簡化為一維。
  19. Because of rare rainfall, the plant absorbs water from deep soil and ground water with bulky root system for maintaining the physiological function

    在降雨稀少的情況下，植物以龐大的根系，吸收深層土壤水分和地下水維持生理機能，保證正常的生長需求。
  20. On the condition of no effect from vegetation and form of slope, soil moisture increased down to the bottom of the catchment ; the vegetation diminished or even reversed this trend

    對0 ? 2m土層不同植被類型各層次土壤水分的季節動態對比發現，表層和各植被類型的土壤水分利用層變化最為劇烈，深層土壤水分季節變化趨勢相對平穩。
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