黃土巖 的英文怎麼說

中文拼音 [huángyán]
黃土巖 英文
loessite
  • : Ⅰ形容詞(像絲瓜花或向日葵花的顏色) yellow Ⅱ名詞1 (指黃河)short for the huanghe river:黃泛區the...
  • : 名詞1. (巖石) rock 2. (巖峰) cliff; crag
  • 黃土 : [地質學] loess黃土保持 loess conservation; 黃土地 loessland; 黃土地基 loess foundation; 黃土地貌 ...
  1. In view of the natural conditions in loess area of gansu, in the light of investigation conditions of seepage of built loess and weak rock highway tunnels in this area and classification of water gushing conditions for railway tunnels, and by engineering analogism, the classification of tunnel water gushing types suited the structure design of highway tunnel waterproof and drainage, and the three methods for checking and subdividing water gushing types are presented

    摘要針對甘肅區的自然條件,依據該地區已建及軟公路隧道滲漏水調查情況和鐵路隨道涌水狀態分類,運用工程類比法提出適合該地區公路隧道防排水結構設計的隧道涌水類型劃分及對涌水類型校核與細分的三種方法。
  2. The oxidation of pyrite engenders acid water that is causticity to concrete, bring forward the prevention and cure measure to it

    根據水系的發育及石的透水性,提出防滲措施;鐵礦氧化產生的酸性水對混凝具有腐蝕性,提出防治措施。
  3. Early diagenesis in surface soil of yellow river delta

    河三角洲表層壤早期成作用初探
  4. In this paper, research is emphasized on the situation of slope protection in shaanxi areas, analyses the engineering and economic effect of all kinds of slope protection, compare the traditional protection with the new, puts forward the protection principle that should be followed in shaanxi areas, study the destruction mechanism and stability analysis of high slope in ocher area, and puts forward effected and economic new protection methods

    本文對陜西地區的邊坡防護狀況進行了研究,分析各種防護型式的防護效果及其經濟效益,並結合國內外的防護新技術,對傳統防護型式和新型防護型式進行了對比分析,提出陜西地區在以後的防護工程中應該遵循的原則,並研究了高邊坡的破壞機理和穩定性判斷的方法,提出邊坡有效、經濟的新型防護措施及其施工工藝。
  5. Based on the characters of water erosion and rock clasts, the zhangxia loess is possibly a product of aeolian - talus - pluvial process

    張夏下部呈現明顯的水流侵蝕痕跡,中間夾有圍碎屑,應屬于風成、坡積、洪積成因的
  6. Could there exist another possibility for the south boundary of the system as follow : the rainfall infiltrates in the outcrop carbonate - mountain area of western, and moves towards south and deeper along carbonate rocks, then moves upper through the overlain tertiary system ( n ) with a thickness of 400m ( instead of running off to the springs and yellow river through a long approach of least hydraulic gradient ), and then mainly transforms into the horizontal drainage in the loess layer of quaternary, finally drains in lu - botan depres sion

    並且提出,關于對系統南界的認識,是否存在另一可能:即在西部碳酸鹽裸露區大氣降水入滲后,沿碳酸鹽向南向深部運動,然後,並非在極小的水力坡度驅動下長距離地向東部河、泉群徑流排泄,而是通過上覆厚度約400m的第三系向上運動,繼而主要在第四系層中轉為向南水平排泄到鹵泊灘。
  7. The investigation and study showed that caused by the influencing factors of unit of tectonics, structures of floor rock stratum, conditions of landform, seismic intensities, fault, thickness of malan loess, the distribution of seismic loess landslides is very asymmetrical, which mainly show shapes of patch, belt, line, and there are different development characteristics in different regions

    現場調查顯示,受大地構造單元、基底層結構、地形地貌條件、地震烈度、斷裂構造和馬蘭臨空厚度等因素影響,地震滑坡的展布形態較為復雜,在空間上分佈很不均勻,常表現為片狀、帶狀和線狀展布,並在不同區域有不同的發育特點。
  8. Most soils in pakistan are derived from water - transported ( alluvium ) or wind - blown ( loess ) material, yet some have been formed by in - situ weathering of rocks

    巴基斯坦大多數壤由水成(沖積)或風成()母質發育而來,也有一些是當地母風化而成。
  9. The unconformability between the loess landform of shaanbei loess plateau and its bedrock shape was pointed out first after the full demonstration. the top of loess formation of the south part in shaanbei is flat which likes " platform ", the shape of the bedrock is rolling that likes ridge, and the bedrock bended to fold. the top of loess formation of the mid - part in shaanbei is rolling, but the shape of the bedrock below begins to get flat, the top of loess formation of the north part in shaanbei, loess mao district, is much more rolling among them, however, its shape of the bedrock below is the flattest relatively likes the platform shape of loess formation in south

    具體地講,陜北高原南部的洛) 11源,上層頂部相對平坦,地貌類型以源為主格調,而其下伏基地層詔皺相對發育,古地勢起伏相對較大:陜北高原中部的延安一安塞梁狀(為主)丘陵溝壑區,層頂部起伏相對增大,地貌類型以梁為主格調,而其下伏基地層槽皺程度趨弱,地層較平緩,古地勢起伏相對降低;陜北高原北部的綏德一子洲赤狀(為主)丘陵溝壑區,層頂部起伏度相對最大,地貌類型以上赤為主格調,而其下伏基底地層以平緩為特徵,古地勢起伏強度亦相對較低。
  10. Analysis of the inter - velution ship and its influence factor between loess landslide slope failure and charecterisitics of soil and rock mass show that the range of landslide slope failure enlarges with the development of earthquake intensity, coeffient of pore pressure and cohession. it delarges with the development of angle of internal friction ; use simplicity bishop method and computer to get simplicitely and quickly usable stability anlytic figures and data table

    分析滑坡與性的內在關系及其影響因素表明,滑坡范圍隨地震烈度、孔隙水壓力系數、粘聚力的增大而增大,隨體內摩擦角的增大而減小;採用簡化畢消普法,藉助計算機,獲得了簡捷明快、使用方便的穩定分析圖表。
  11. ( 4 ) water - soil curing and using techniques of large opencast coal mine within loess area in our country have been divided into three types : water - soil safety techniques, water - soil conservation and water - soil recycling use techniques

    ( 4 )明確將我國區大型露天謀礦水整治和利用技術劃分為水安全調控、表層保持和水資源化利用三個階段
  12. ( 1 ) in newly - constructed stage and early stage of reclamation, the most important factor of runoff is 30min rainfall intensity. in later stage of reclamation, the most important one is 45min rainfall intensity. and the runoff capacity is the most important influence factor to soil erosion always ; ( 2 ) on the certain degree, loosening surface has an active function to infiltration condition but not to conserve soil ; ( 3 ) the most runoff is formed on platform of stackpile and the soil erosion often happens in the slope ; ( 4 ) stone - soiled dumps have an advantage over soil at respect of erosion resistance so that soil is not adapt in covering slope ; ( 5 ) grass has a better role in conservation of water and soil than arbor in early stage of reclamation ; ( 6 ) arbor - arboret - hemp mix is the best model for conservation

    結果顯示:在未復墾時期和復墾初期, 30min降雨強度對徑流影響最大,復墾後期徑流與45min雨強相關性最強,而徑流量對壤侵蝕量的影響始終最大;通過疏鬆地表只在一定程度上改善地表的入滲條件,並不能起到保的作用;平臺為徑流的主要形成區,而壤侵蝕主要集中在斜坡;石混排坡的壤抗蝕性比覆坡的要大得多,在排場形成過程中不宜用厚層覆坡;在復墾初期,純草模式水保持效果明顯好於純喬模式。
  13. Research on reasonable section configuration of waterproofing and drainage in loess and soft surrounding rock road tunnel

    公路隧道防排水合理結構型式研究
  14. O curve of dsdp607 v30 - 97 show that loess began to deposit on the terrace of the yellow river about 1. 20 ma b p, and passed thirteen climatic changes from drier and cooler to warmer and wetter later. the turn of sedimentation from alluvium to loess, an event of transformation from accumulation to down - cut of the yellow river, indicates a sharp tectonic uplift occurred around 1. 2 ma b p. key words : loess - paleosol ; susceptibility ; climatic changes ; tectonic movement ; yellow river ; yangfan section

    通過對楊范剖面地層性特徵沉積結構質量磁化率和頻率磁化率的分析及與深海氧同位素曲線的對比,劃分了剖面地層,初步確定了沉積始於1 . 20 ma b p ,沉積以來該區發生了13次大的乾冷暖濕氣候變化沉積轉型指示河流強烈加積轉變為河流侵蝕,代表約在1 . 20 ma b p發生過一次強烈的構造抬升事件。
  15. Through the research of paleo - environment change and process with regard to east asia monsoon environment system, loess, karst, ice core, lakes, paleo - oceanography, the impact of human activities over terrestrial ecological system, and marine ecologic dynamics, they rebuild the natural environment evolution regularity of east asia, thus actively and effectively push forward the research of global change study

    通過東亞季風環境系統、溶、冰芯、湖泊、古海洋學和人類活動對陸地生態系統影響以及海洋生態動力學等方面,開展古環境變化和過程研究,重建了東亞自然環境演化規律,積極而卓有成效地推動了全球變化研究。
  16. 2. the concept design is the key phase of the first stage of system optimization. the paper emphatically discusses with emphasis several issues difficulty to answer, such as the determination of the soil parameters, the soil pressure and the safety factor and the reliability of retaining structure, summaries and analyses the main geotechnical problems during the excavation on the four familiar geologic strata of saturation soft soil on the class i terrace of the yangtze river, aged - clay, expansive soil and loess and investigates carefully the patterns of deformation and destruction of pit slope in the saturation soft soil, puts forward three basic principles of selecting schemes of retaining structure, namely : facing to the problem, facing to the characteristics of excavation and environment

    ( 2 )概念設計是深基坑工程第一步優化? ?系統(方案)優化設計中的關鍵,文中重點討論了概念設計中的幾個難點問題,如性參數的確定、壓力的選取、深基坑工程的安全度和可靠度分析等;總結分析了飽和軟、老粘性、膨脹這四類常見地層條件下的深基坑工程中的主要工程問題,其中重點研究了長江級階地上的飽和軟深基坑邊坡變形和破壞模式,提出了選擇支護方案的基本原則,即:面向問題、面向基坑特點、面向周邊環境特點。
  17. Laws of mining subsidence in thick yellow soil and thin bedrock layer areas

    薄基地區開采沉陷規律探討
  18. With regard to the strong support type of cast - in - place concrete often adopted in loess highway tunnels, the influences of strength, thickness and age of concrete on surrounding rock and lining structure were analyzed by use of numerical imitation technology

    摘要針對公路隧道常採用模築混凝強支護型式,利用數值模擬技術分析了襯砌混凝強度、厚度和考慮齡期與否對圍及隧道襯砌結構的影響。
  19. This paper states on the problems in water preventing and draining of highway tunnel of loess in gansu province and near area. firstly, it discusses the method to analyze and calculate the affect of groundwater characteristic, estiniate of tunnel water quantity and the varying of water contained in loess to the stability of surrounding rock mass according to the principle of groundwater leaking, hydraulic penetrating principle, groundwater dynamic law, groundwater flowing modulus low and so on

    本文針對甘肅省內外部分公路隧道防排水方面存在的問題,首先根據層地下水運規律,按水力學滲流原理並應用地下水動力學法和地下水徑流模數法等方法,探討了層地下水情特性、隧道滲透涌水量估算和水對圍穩定性影響的分析計算方法。
  20. 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層的特性,將上覆地層分為層和層兩種不同介質,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。
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