黃土性土 的英文怎麼說
中文拼音 [huángtǔxìngtǔ]
黃土性土
英文
loessal soil-
In order to elaborate the app licability of osl to loess, especially single aliquot regenerative protocol ( sar ), involving stimulation of the same disc with an infra - red laser diode followed by blue leds to polymineralic fine - grains of loess, such explanations as light bleaching, preheat, anomalous fading, prior - ir exposure were investigated in this paper. for drawing adequate coarse grains from loess, quartz and feldspars, as well as loess, were etched by hydrofluoric acid and fluorosilicic acid. the sequence of ages of holocene loess in weihe rivier basin has been established by single - aliquot ( sar ) and multiple - aliquot using fine - grains and sar using coarse - grains
本文通過渭河流域全新世黃土的光曬退實驗，地表黃土樣品的d _ e值測定，細顆粒單片的預熱、反常衰退、紅外暴露實驗，說明釋光測年在全新世黃土中應用的可行性及單片再生劑量法（ sar ）在黃土細顆粒中的適用性；為了從黃土中分離出足夠的粗顆粒，進行了純石英和長石的氫氟酸（ hf ）和氟硅酸（ h _ 2sif _ 6 ）溶蝕實驗，黃土粗顆粒石英溶蝕分離實驗；通過細顆粒單片、多片的blsl 、 irsl和post - irosl ，熱釋光，及粗顆粒石英的blsl的年代測定，選擇適于全新世黃土的釋光測年方法，並建立了渭河流域全新世黃土的年代序列。We have not some certain appropriable method to solve this problem. more less job has been done on the loess nonlinear model
本論文用正演和優化相結合的方式對黃土的非線性本構模型中的參數進行反演。Adsorption of benzoic acid on loess soils affected by surfactant
表面活性劑對黃土吸附苯甲酸的影響Younger leaves faded green and lusterless ; older leaves marginal scorch, interveinal blotchy chlorosis, necrotic patches bleaching and withering ; characteristic of some soil acidity conditions
甜菜錳和鋁合併中毒：幼葉褪綠失去光澤，老葉邊緣枯黃，脈間有壞死褐色斑點，接著白化，枯萎。這是酸性土壤特有的。Furtherly, according to their state in suffering force and their modes of initial motion, the casualty loess landfalls on the house side - slope are classified into two types of tension - sliding loess landfall and collapsed earth cave dwelling
根據土體受力狀態和起始運動方式，將宅基邊坡傷亡性黃土崩塌劃分為張裂?滑移式黃土崩塌和坍窯兩種類型，總結了其前兆、時空分佈特徵，著重分析了其形成原因。Code for building construction in collapsible loess zone
濕陷性黃土地區建築規范Code for building construction in collapsible loess regions
濕陷性黃土地區建築規范Empirical formula of reinforcement depth of dynamic consolidation in collapsible loess foundation treatment
強夯法處理濕陷性黃土地基加固深度公式探討4. the prevention - cure measure for the landfall is put forward
4 .提出了陜北宅基邊坡傷亡性黃土崩塌的防治措施。The study of rammer method in treating slumping loessal loam
強夯法在處理濕陷性黃土中的研究Collapsibility of loess and its discrimination criteria
黃土的濕陷性及其評價準則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。Experiment results show : ? he theory and method of information content could play an important role in the case study on the accuracy and application of dem. ( 2 ) in the loess plateau area, there are much difference between 5m resolution dems of 1 : 10000 map scale and 25m resolution dems of 1 : 50000 map scale while gathering terrain characteristic information, and yet the spatial structure of dem error have discipline and measurability on statistics. ( ? the results could offer fundamentals and methods to people on their work to research the terrain information content of dems with different scale level
研究結果顯示： 1 、地形信息容量的理論與方法對于dem精度與應用適宜性的研究具有重要的作用； 2 、在黃土丘陵溝壑區，同1 ： 1萬比例尺5米解析度的dem相比， 1 ： 5萬比例尺25米解析度dem在提取地形特徵方面具有較大的差異，但誤差的量值與空間分佈具有統計上的規律性與可估算性； 3 、以上研究結果可望為其它各級比例尺dem地形信息容量的研究提供新的理論基礎與技術方法，也可為有關規范、標準的制定提供依據。Multinomial factors should be considered in the stability analysis and hazard prediction of seismic loess slopes
在地震黃土斜坡穩定性分析和災害預測中，必須考慮多項影響因子。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，並研究了黃土高邊坡的破壞機理和穩定性判斷的方法，提出巖土邊坡有效、經濟的新型防護措施及其施工工藝。The collapsibility on intact and reshaped loess
原狀黃土和重塑黃土的濕陷性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。Power tamp method treatment of wet and sunk loess foundation
濕陷性黃土地基的強夯法處理Under applying k 200mg / kg, k fixation capacity of four soils strengthened with drying and wetting cycle and temperature increasing, so, the availability weakened. in general, capacities of fixing potassium of soils in turns were : heir lu soil > lou soil > loessial soil > aeolian sandy soil
在施鉀量為200mg kg的情況下，干濕交替對四種土壤鉀的有效性影響程度由大到小依次為：土婁土、黑壚土、黃綿土、風沙土。2. according to the weighted average, soil co2 concentration is 0. 58 - 13. 29 times of that in atmosphere and is relatively lower than similar research, meanwhile, soil co2 concentration in profile varied irregularly, which possibly is due to the chemical and physical characteristic of loess soils, season change and arid climate etc. the variation of soil co2 concentration in profile is mainly controlled by soil temperature and soil moisture, in contrast with soil temperature, the control role of soil moisture is minor. in conclusion, in order to have a good command of the distribution and change rule of soil profile co2 concentration as well as its effect factors, multi - point and successive location experiment should be made, meanwhile establish indoor soil - pillar monitoring experiment
土壤co _ 2的濃度約為大氣co _ 2濃度的0 . 58 ? 13 . 29倍與同類研究相比要低，這是與黃土的土質特性，觀測期又逢特別乾旱年制約了土壤微生物的活動，再加上土壤中有機質虧損，養分不足造成的；土壤co _ 2含量的變化是隨溫度的升高而升高，在夏季達最高值，冬季最低；在土壤co _ 2濃度變化的影響因子溫度和水分中，溫度的影響作用高於水分；土壤剖面co _ 2濃度隨著深度增加，總的變化趨勢是遞增的，但也有反復，甚至有的順剖面而下幾乎保持一恆值，這與季節變化和黃土自身結構的通透性以及在觀測期內的乾旱氣候等條件有關。分享友人