表土地質學 的英文怎麼說
中文拼音 [biǎotǔdezhíxué]
表土地質學
英文
interfacial geology-
The results are summarized below : 1 ) study on soil science indicates that soil granular structure is the focus adjuster for soil fertility and it affects the space, water - grasp, aeration and anti - erosion of soil. and the percentage of aggregate is one of the key index that decides the speed and extent of soil erosion, hardening and degeneration because the soil degeneration will first lead to the disappearance of crumb - structure. so it is very important that the physical course and character of soil in different land use pattern are realized
現將主要結果摘要如下： l 、士壤學研究表明，團粒結構是土壤肥力的中心調節器，影響著土壤的空隙性、持水性、通透性和抗蝕性；任何土壤的退化首先將表現出團粒結構的消失；團聚體百分比是決定土壤侵蝕、板結等物理過程速度和幅度的關鍵指標之一，了解不同土地利用和土壤管理方式的物理過程和性質相當重要。On the basis of the concept and analysis method of slope geological structure, four typical slope geological structures are selected by some investigations on more than one hundred high rock slopes in the motorway project. these structures are thick sandstone stratum, stratum including weak coal, stratum made of red or brown plastic clay and soft rock mass and stratum made of remnants rock mass. the practical slope geological structures are compact basis of geological mechanical model for the analysis of relaxation zone in high rock slope projects
在介紹了坡體結構概念並提出建立坡體結構方法的基礎上，根據對京珠高速公路粵境北段路塹高邊坡工程中百余處巖石高邊坡的調查總結，選擇了其中較為具有代表意義的厚層砂巖、煤系地層、紅土地層及殘坡積層路塹高邊坡共4類巖石高邊坡作為研究對象，為對巖石高邊坡開挖鬆弛區的分析打下了堅實的實際地質力學模型基礎。The geological factors are important besides them, which are related to the loess landslide and evolution of gullies, specially for bedrock folds, bedrock joints and loess joints. in field, the data of the bedrock elevation in the three sheets combined with the research from south to north lively were got by gps12xlc pocket locator, the type and its evolution of bedrock, loess landslides and distribution of hydrographical net were explored too. at office, the synthetic analysis and contrast were used including the simulating analysis about the data by mapinfo 6. 5, software of gis, discussion and communication with experts, in order to demonstrate and reveal the rules between the loess landforms and its pale bedrock landforms and the impact of structure on erosion interiorly in shaan bei
在野外，以代表調查區和路線調查相結合的方法，利用gps12xc型手提式定位儀採集基底高程數據，實地觀察基底地層產態變化規律和特徵，觀察黃土地貌、黃土崩塌、水系展布及土壤侵蝕等與地質構造之間的關系；在室內主要進行綜合分析與對比，利用gis系統的mapinfo6 . 5軟體對採集數據模擬分析，並將認識成果與其他專家學者進行交流和探討，從而論證和揭示陜北黃土地貌南北縱向分異與基底古樣式關系特徵及水土流失與構造因素之間的內在規律。Through field investigation and analysis indoor, with studying all hydrochemistry data in detail, including macro components and micro components, the author finds out the hydrochemistry feature of ground water. for further specifying the ground water system, with cluster analysis of macro components of surface water and ground water in total 147 samples and the analysis of micro components, including ree, the main ground water systems are distinguished by and large, especially the ground water system main of fault no. 7 and fault no. 15 water bearing belts which have differences at macro and micro components between the two ground water systems, moreover, the main hydrogeochemistry effects are established such as lixiviation, oxidization, precipitation and mixing effect, especially the mixing effect which result in the complexit y of the hydrochemistry of deep bearing tectonic fracture water. based on them, the hydro geological model of upper dam base is established, meanwhile the author summarizes the hydrochemistry feature of weathering crevice water, surface tectonic crevice water and deep tectonic crevice water
為此，本文以大崗山壩區水文地球化學問題為研究對象，通過野外調查和室內分析，詳細的研究了壩區水化學資料，包括宏量組分、微量組分，查明了壩區地下水水化學特徵，對採集的147個地表及地下水樣的宏量組分進行聚類分析，結合微量元素，稀土元素的研究，並應用二氧化硅地熱溫標確定了深部構造裂隙水的熱源深度，基本區分了壩區各個主要地下水水系，特別是以f7 、 f15斷裂含水帶為主的地下水系，它們的宏量組分、微量組分以及稀土等方面均存在差異，以此為基礎，結合壩區水文地質條件，建立了壩區的上壩址的水文地質模型，同時通過分析了壩區花崗巖區的水化學資料，確立了壩區主要的水文地球化學作用，分別為：溶濾作用、氧化作用、沉澱作用、以及混合作用，混合作用是導致深部承壓裂隙水水化學復雜的主要原因，並總結了壩區風化裂隙水、淺部構造裂隙水、深部構造裂隙水的水化學特徵。Studies on geology of the deposits and geochemistry of trace elements, rees, isotopes, ore - forming fluids show that the ore - forming materials came from varied sources. ore - forming materials of the tianbaoshan deposit was chiefly derived from different sedimentary rocks of the upper crust and orogen, while those of the daliangzi deposit mainly from the sinian dengying formation. meteoric waters were the major source of the ore - forming solution
礦床地質特徵以及常微量元素、稀土元素、同位素、成礦流體等地球化學特徵的研究表明，礦床成礦物質是多來源的，天寶山礦床成礦物質主要來自上部地殼和造山帶各種沉積巖，大樑子礦床成礦物質主要來自震旦系燈影組地層；兩個礦床成礦溶液主要來自大氣降水；硫大部分來源於同時期的海相沉積地層（震旦系燈影組）中被細菌還原的海水硫酸鹽。These factors are physical capital, human capital, technology change, the level of specialization and the quantity of farmers. furthermore, on the basic hypothesis that farmers are rational economic men, it points out the negative attitude of farmers on improving these factors is rational choice. the actual land system, social security system and hukou system conduce that the property right of land is instable and difficult to be exchanged, the quantity of farmers is unable to decrease
本文首先建立了一個簡單的數學模型，考察了直接影響農民農業收入的基本因素，包括：物質資本、人力資本、專業化水平、技術知識和農民數量；進而，從農民是理性經濟人的基本假設出發，指出農民在改進影響農業收入的諸因素方面的消極態度是既定製度約束下的理性選擇? ?現行的農地制度（社會保障制度） 、戶籍制度導致土地產權不穩定、難以流轉和農民數量難以減少，妨礙了土地的規模經營，使農民在物質資本投資、人力資本投資、深化專業化分工、學習和應用技術知識、向城市轉移勞動力方面表現出消極態度。From 1928 to 1935, chinese marxist scholars represented by chen hansheng investigated china ' s rural economy and gave views of the rural economy, land issues, rural relations of production and social characteristics of china
摘要在1928 - 1935年，以陳翰笙為代表的馬克思主義學者進行了中國農村經濟調查，對中國農村經濟問題、土地問題、農村生產關系以及社會性質作出了回答。Based on analysis of soil physical, chemical and biological properties, soil properties and soil integrated fertility index ( iff ) of different successional series of subalpine coniferous in western sichuan were systematically studied. the results showed soil fertility degradation of subalpine coniferous forests was mainly related to decrease of soil organic matter
從土壤物理、化學和生物學性質角度出發，系統地研究了四川西部亞高山針葉林不同演替階段土壤性質和土壤綜合肥力指標值，結果表明：川西亞高山針葉林土壤性質主要受土壤有機質的影響，人工林地土壤肥力質量退化主要由於有機質的減少並導致相關土壤物理、化學和生物學性質惡化。Agricultural intensification plays an important role in stabilizing the food production in china, while bringing about an increasing negative impact on the soil and eco - environment as a result of the long - term highly - intensive land use and agricultural chemical overuse, thus leading to degradation of soil physical, chemical and biological properties, which are demonstrated as soil nutrient imbalance, soil acidification, pollutant accumulation, and biodiversity deterioration and posing serious stress and threat to the ecosystem per se and the environment
摘要集約化農業對保障我國糧食安全發揮了巨大的作用，但其長期的土地高強度利用和農用化學品過量投入的負面影響也日益顯現，導致的以土壤養分失衡、土壤酸化、有害物質積累、生物多樣性衰退等為主要表現形式的土壤物理、化學和生物學退化，給生態系統本身與環境都帶來了巨大壓力和嚴重威脅。By face failure and ground subsidence investigation and in - suit monitoring analysis in some lots of shenzhen metro phase line, especially of lot 3a in which two large ground landlides have occurred in construction, the reasons of ground subsidence are expatiated respectively from three aspects, including the characters of the physical mechanical parameters of stratum above tunnel, the monitoring analysis of stratum deformation and contruction technics causation
通過對深圳地鐵期工程土建施工中全線部分暗挖標段出現的工作面失穩、地表塌陷工程實踐和現場監測結果分析，特別著重對連續2次出現地表塌陷的3a標暗挖隧道研究，從隧道上覆地層物理力學性質參數、地層變形監測分析及施工工藝原因3方面闡述了地表塌陷的原因。Professor ko s research interests are centrifuge modelling, earthquake engineering, mechanical properties of soil and rock, constitutive modelling and soil - structure interaction. he has published over 200 publications in these areas of research interests
高教授的研究興趣包括離心模擬地震工程土石的力學性質本構模型和土與結構相互作用，發表的學術性文章超過200份。This paper discussed about the changes of stress state on effect of soil properties. the reason of surface settlement and layer losses is that the stress state is not primeval one in and after tunneling construction. therefore it is necessary to select strength data in actual stress path in making tunnel deformation and stability analysis with continuous media mechanics
本文討論了隧道施工過程中，由於應力狀態的變化對土性的影響， ，隧道施工之所以造成地表沉降和地層損失，是因為隧道施工過程中以及隧道施工結束後土層的應力狀態已經不是原始應力狀態，因此在選用連續介質力學方法對隧道施工進行變形和穩定性分析時，必須採用實際應力路徑下強度參數。On the basis of the loess distribution, engineering geology and specific properties of road use in gansu province, this paper divides traffic volume grade according to the conditions of transportation of all high - grade highways which are being built and have already finished. besides, it analyses the relativity of three different test methods, establishes the related relations, and divides their strength grade after measuring rebound module of subgrade of the representative high - grade highways in gansu loess area. furthermore, it recommends the common semi - rigid and asphalt concrete design parameters by comparing the experiment in doors to outdoors, and draws up the optimized design program aga - lq based on advanced genetic algorithm and solves the non - liner optimization design model of asphalt pavement construction by computer
本文基於甘肅黃土分佈、工程地質及路用特性研究，對該黃土地區在建和已建的全部高等級公路交通狀況進行了詳細調查和分析，劃分了交通量等級；對甘肅黃土地區代表性的高等級公路，利用三種不同方法實測了土基回彈模量，分析了各測試方法的相關性，建立了相關關系，對土基回彈模量進行了強度等級劃分；通過室內外試驗比較，推薦了常用的半剛性材料和瀝青混凝土設計參數值；利用計算機編制了基於改進遺傳演算法的優化設計程序aga ? lq ，並成功求解了瀝青路面結構非線性優化設計模型；最後經計算提出了甘肅黃土地區高等級公路瀝青路面典型結構，並編制了查詢圖庫軟體cx ? lq ，供設計單位直接選用，科學簡便地解決了甘肅黃土地區的路面設計問題。The soil organic content in the topsoil decreased with increase of artificial forest age. because the total n and alkali - hytrolyzable n were from mineralization of soil organic matter, their content in the artificial forest decreased with the decrease of soil organic matter
在土壤化學性質方面，各林地土壤有機質含量表層大於底層，人工雲杉林土壤表層有機質含量隨著撫育林齡的增加而降低，土壤中全氮、堿解速效氮主要來源於土壤中有機質的礦化，其含量隨有機質的減少而降低。2 in personal appearance he was strikingly handsome, in natural talent brilliant, in temperament kindly ; he was aristocratic in countenance and calm in nature, a singularly gifted speaker and an elegant scholar, conspicuously thrifty, a conscientious land - holder, gentle, generous, and mindful of others ' rights
2個人的外表，他醒目的英俊，天才燦爛，氣質溫和；他有高貴的面容和平靜的性情，是個少見的天才演說家，一位優雅的學者，顯著的節儉，而有責任心的土地持有者，溫和，有雅量，深切注意其他人的權利。In order to instruct the afforestation in daqing city and saline - alkali land park of the no. 7 oil production company, growth conditions of afforestation trees in 131 soil point with different soil soluble salt of 0. 1 % ~ 0. 3 %, 0. 3 % ~ 0. 5 %, 0. 5 % ~ 0. 7 % and > 0. 7 % were investigated and analyzed based on chemical properties mensuration of the plan land soil in different surface layer and referred to different stalt - resistance upper limit of trees
摘要為更好地指導大慶市及採油七廠公園鹽堿地的綠化，在規劃地土壤表層化學性質測定的基礎上，參照不同樹木耐鹽能力上限，分別對全鹽量在0 . 1 % ~ 0 . 3 % 、 0 . 3 % ~ 0 . 5 % 、 0 . 5 % ~ 0 . 7 % 、 > 0 . 7 %的131個樣點上綠化樹種的生長狀況進行了調查及分析，並進而給出了樹種選擇及綠化工作的建議。In this thesis, based on the principles of hydraulic mechanics and soil mechanics, the change of effective stress in soil mass and the settlement of ground surface induced by dewatering during excavation both in homogeneous soil and in layered soil were studied. analytical formulas for calculating the settlement and the others were derived under the assumption that the seepage induced by dewatering is one - dimensional and vertical
本文運用水力學和土力學的基本理論，在一維豎向滲流的假定下對均質土和成層土中基坑開挖降水引起的坑內外土中應力變化及周圍地表沉降的計算方法進行了較深入的研究，推導了相應的地表沉降等計算公式。Numerical results show the obvious difference between the model of isotropic saturated poroelastic media and that of transversely isotropic saturated poroelastic media
研究表明採用各向同性飽和介質的動力學模型不能準確描述橫觀各向同性飽和土地基的動力特性。There are two kind methods of studying surface subsidence caused by ground water exploitation project. one is classical geomechanics method which is on the basis of terzghi ' s one - dimension consolidation theory and biot ' s three - dimension consolidation theory, the other is mathematical method on the basis of stochastic medium theory presented liu baochen and yang junsheng
地下水開采引起地表沉降的研究方法有二種，一種是經典的以太沙基一維固結理論和比奧三維固結理論為基礎的巖土力學方法；另一種是劉寶琛、陽軍生等人利用隨機介質理論進行研究的數學方法。In accordance with peculiarity of earth ' s surface being covered by thick soil layer, the stratum in north - west mining area, are classed as rock layer and soil layer, and the mathematic model of predicting surface movement is established according to the stochastic medium theory, the method for solving mathematic model and setting - out the parameters in prediction are developed
摘要針對西北礦區地表為巨厚黃土層的特性，將上覆地層分為巖層和土層兩種不同介質，應用隨機介質理論建立此類礦區地表移動預計的數學模型，並提出模型的解算方法及預計參數的確定方法。分享友人