黃土質的 的英文怎麼說
中文拼音 [huángtǔzhíde]
黃土質的
英文
loessial-
Because of its special land conditions, there are a lot of disasters, such as collapse, gulch and landslide
由於黃土高原的特殊地質條件,容易發生坍塌、沖溝和滑坡等地質災害。Caco3 not only affects soil physical and chemical characteristics but also causes co2 change in the air, because caco3 is main components among the total pool of inorganic carbon of soil. this paper systematically summarized and analyzed general development characteristics of soil profile caco3 in loess hill gully area including source, content, forming - condition, distribution and illuviation - depth of caco3, which will have the most important significance for the further studies on global soil and climate change
碳酸鈣在土壤剖面中淀積的深度和類型是黃土高原土壤發育的重要標志,鈣積層是黃土高原土壤發育環境的歷史信息庫,同時土壤碳酸鈣作為土壤無機碳庫重要組成,它通過溶蝕后再結晶與大氣co _ 2之間進行物質交流來影響全球氣候變化。Malan loess was a special water sensitive geological deposit, whose physical, mechanical and hydraulic properties changed obviously under the softening action of water
摘要馬蘭黃土在水軟化作用下,土體的物理、力學與水理性質呈現出明顯的規律性,屬典型的水敏感性地質體。The main results are following : ( 1 ) the variation of clay / silt ratio can indicate the secondary clay action of dust depositions ; the variations of magnetic susceptibility and total fe content are inferred to be records of the changeable intensity of bio - pedogenesis ; the variations of sr content and rb / sr ratio can indicate bio - pedogenesis, dissolving and leaching action ; the content of total organic carbon ( toc ) can reflect variation of climate and vegetation during soil formation, it indicates the intensity of weathering and bio - pedogenesis ; the content variation of caco3 can show the intensity of dissolving - leaching action and secondary deposit, which was noted as pseudomycilia in pores and fissures in the sediment, so it can indicate the intensity bio - pedogenesis quite well. these proxy indexes also reflect obvious regional difference of pedogenic environment and the intensity bio - pedogenesis ; namely, secondary clay action, dissolving - leaching action and bio - pedogenesis are all much stronger in south than that in north
實驗結果表明:粘粒粉沙比值能很好地指示粉塵堆積物的次生粘化作用;磁化率和全鐵很好地指示生物風化成壤作用; sr和rb sr比值能很好的指示生物風化成壤作用和淋溶作用;總有機碳( toc )含量的高低,在一定程度上反應了土壤發育過程中氣候和植被狀況的變化,指示著成壤過程中腐殖質化的程度; caco3含量的變化,可以反映了黃土古土壤形成時的風化成壤作用的強弱程度,指示成壤過程中的淋溶作用和次生碳酸鹽化作用;並且各指標所指示的成壤環境和成壤強度存在明顯的區域差異,即渭河流域土壤的生物風化成壤作用、次生粘化作用和淋溶作用均表現出南部強于北部。The material sources of the zhangxia loess which is exposed on the terraces in zhangxia of changqing region of jinan are complicated, including materials transported by northwestern current and eastern bohai bay current and the local pluvial sediments
其中出露在河岸階地的濟南市長清區張夏鎮的黃土物質來源復雜,既有西北氣流、東部渤海灣氣流搬運而來的物質,又有當地生成的坡洪積碎屑物質。Cizhou kiln was one of the popular civilian klins existing in areas of henan, hebei and shanxi provinces. as the clay body - of yellowish brown, red and grey - was coarse and loose, the cizhou kiln potters applied a layer of white slip on the surface and decorated the ware with carved, sgraffito and russet painted patterns before firing them in the kiln
磁州窯是一個極大的民體系散佈於河南河北山西等地,其胎土質地粗松顏色黃褐紅灰都有,所以磁州製品,多先以白色化妝土塗抹胎面,再用刻剔或鐵繪技法裝飾花紋,之後再上釉燒制。It was shown that the physical property, electric resistivily and microstructure of soil in the slide area were different from those in the slope, and could be used to determine the slip zone, while the mineral ingredient and chemical composition could not be used generally to identify the slip zone
研究結果顯示:黃土滑坡滑帶土的主要物理性質指標、電阻率特性、細觀結構特徵、微觀結構特徵與滑坡體及滑床有顯著差異,在實踐中可作為鑒別滑動面的標志;而滑帶土的礦物、化學成分沒有明顯的差異變化。And they show that chinese upper crust has a stable ree composition, and those different grain - size sediment samples which are from different site, and deposited in different periods do not establish any remarkable difference
它們的配分曲線高度相似,表明了組成上的一致。在與黃土等物質進行對比時,發現它們除了含量上有差異外,在配分曲線形態上是一致的。In this paper, mainly based on arranging data with well pumping tests in dam foundation and sum up the laws of flows under the condition of deep well pumping, the useful dewatering calculation model and parameters were set up. secondly, based on the well constructing technique which was discovered under the condition of in - situ bumping test and calculating the dewatering scheme of the two dewatering units with the calculation model, the final dewatering scheme was put forward. at last, the final dewatering scheme was appraised by observation during the construction, and it satisfied with the construction request
本文主要通過壩基現場抽水試驗試驗資料整理,在揭示黃土壩基降水特性規律的基礎上,確定可以反映現場抽水條件的的實用降水計算模型和參數;再根據現場抽水條件試驗開發的成井技術和計算模型計算壩基和壩肩兩個水文地質單元的降水井方案,並按工程類比法確定最終的降水方案;最後,通過施工過程中的觀測情況對降水方案進行評價,降水方案能夠很好地滿足施工的要求。In the new historical stage when the strategy for developing west china is being implemented, in order to get material results in vegetation construction, long - term pratices of construction of forest and grass vegetation in the loess plateau have to be examined
在我國實施西部大開發戰略的新的歷史時期,為取得植被建設實質性的成效,不能不使人們對黃土高原長期造林種草的實踐進行反思和總結。According to the investigation of the huangtupo landslide area, the possibility of research for the prevention and control and the cognition of engineering management at the site in recent years, the paper studies on the distribution characteristic, material composition, stability and deformation characteristic of the landslide
摘要文章根據幾年來從事黃土坡滑坡區的勘查、可研及現場工程管理的認識,從滑坡分佈特徵、物質構成、穩定研究、變形特徵等方面對滑坡進行研究。In accordance with the construction of xi ' ning - huangyuan first class highway and machangyuan - ping ' an high - speed highway, based on a good deal of investigation, this paper studies the geologic character and the main physical mechanics of the collapsibility loess in qinghai. this paper also studies the foundation treatment effect with dynamic consolidation, impact rolling, lime pile and lime - soil cushion. to dynamic consolidation, much attention is given to the relationship between the ramming energy and the effective depth
本文結合西湟一級公路、馬平高速公路建設,對青海地區濕陷性黃土進行了大量勘探調查,總結研究了青海地區濕陷性黃土的地質結構特點、主要的物理力學性質及其規律;並通過現場試驗,系統地研究了強夯、沖擊碾壓、灰土擠密樁和灰土換填等地基處理方法的施工工藝及處理效果。Change of engineering mechanics character of loess and controlling factors
黃土工程力學性質的變化及控制因素The loess plateau, a dense warren of eroding canyons where some villages are unreachable by roads, is separated from much of the change stirring up china
黃土高原,土質疏鬆、溝壑縱橫的人口稠密之地,這里的許多村莊都沒有通路,與世隔絕。As the link of the artificial environment and the natural environment, the urban waterfront which is the main element of the composition of the city makes up the unique landscape of the region, moreover it is the city life carrier
城市濱水區是城市生態系統的有機組成部分。作為城市人工環境與自然環境的結合點,它在構成獨特區域景觀的同時,又是城市生活的載體。黃土高原地質地貌環境復雜,溝壑縱橫,水土流失現象嚴重。Based on the introduction of the regional geological background of southern yuan of jingyang and the physical - mechanical properties of the loess, the following contents including time - spatial distribution characteristics of the loess landslide, formation mechanism, environmental evaluation of yuan edge, economic assessment of hazard losses, stability judgment of the slope and prevention - cure measurements are discussed in this thesis
本論文在簡述了涇陽南塬區域地質環境和土體物理力學性質的基礎上著重論述了區內黃土滑坡時空分佈特徵、形成原因、塬邊斜坡環境演化過程、災害損失經濟評價、邊坡穩定性區劃以及黃土滑坡災害防治措施等幾個方面的內容。Effect of duration of protected cultivation on yield of cucumber
大棚土壤連作年限對黃瓜產量及品質的影響Characteristics of rainwater quality harvested at loess plateau of northwest china
西北黃土高原地區雨水集流的水質特點The main result is as follows : 1. after erosion, the content of organic matter, total nitrogen and the available nitrogen in the sediment is more than that of soil sample. namely the enrichment phenomenon of organic matter, total nitrogen and the available nitrogen in slope cultivated land erosion soil is obvious
黃?土受侵蝕后,泥沙樣中有機質、全氮和堿解氮的含量都高於雨前採集的坡地表層土樣,即黃?土坡耕地水土流失中有機質、全氮和堿解氮流失的「富集」現象明顯,而全磷和速效磷卻無明顯的「富集」現象。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