砂粒含量 的英文怎麼說

中文拼音 [shāhánliáng]
砂粒含量 英文
sand grain content
  • : 名詞(沙子) sand; grit
  • : Ⅰ名 (小圓珠形或小碎塊形物) small particles; grain; granule; pellet Ⅱ量詞(用於粒狀物)
  • : 動詞1 (東西放在嘴裏 不咽下也不吐出) keep in the mouth 2 (藏在裏面; 包含) contain 3 (帶有某種...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  1. The results indicate that : 1. the main physical and chemical characteristics vary regularly : with rising of the altitude, there is a transition from silt > sand > clay to sand > silt > clay in the mechanical composition ; the argic horizon emerges below the altitude of 1600 meters ; the content of organic matter is enrichment, the content of organic carbon of epipedon is higher than 20 g / kg, while the content of organic carbon increases with increasing of altitude, and in the altitude of 3500 - 3700meters, the soils under the meadow have the maximum content organic carbon ; the soils appear acid - slightly acid reaction, the ph decreases appreciably and acid strengthen with increasing of altitude ; the soils higher than the altitude of 2500 meters are base unsaturated, indicating the soil leaching is strong, the ph and bs are distinct plus correlated ; the contents of sio2, al2o3, and fe2o3 of the soil body and clay are all relatively stabilization ; in the soil body, the content of sio2 is much high and cao is very little, the total contents of sio2, a12o3 and fe2o3 occupy 92 % of the mineral parts, the sequence of mineral elements is : sio2 > al2o3 > fe2o3 > k2o > mgo > cao > tio2 > mno

    研究結果表明: 1太白山南坡土壤的主要理化性質隨海拔高度的上升呈有規律的變化:隨海拔高度上升,機械組成由粉逐漸過渡到,海拔1600m以下出現粘化層;土壤有機質豐富,表層有機碳一般在20g kg以上,有機碳隨海拔高度升高而相應增加,海拔3500 3700m的灌叢草甸植被下有機碳最高;土壤呈酸性或微酸性,並隨海拔上升, ph值略微降低,酸性增強,海拔2700m以上的土壤多呈鹽基不飽和狀態,表明土壤淋溶作用較強, ph值和鹽基飽和度呈極顯著正相關;土體與粘中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3相對比較穩定,土體中sio _ 2較高, cao較少, sio _ 2 、 al _ 2o _ 3和fe _ 2o _ 3之和約占土壤礦質部分的92 ,礦質元素的順序依次為: sio _ 2 al _ 2o _ 3 fe _ 2o _ 3 k _ 2o mgo cao tio _ 2 mno 。
  2. 2. the structure of purple soil is meliorated by sabaigrass. when contrast to bare land treatment and natural wild grassland treatment we knew that sabaigrass treatment and grass tree solid plating treatment reduced soil bulk density, enhanced soil capillary porosity, non - capillary porosity and porosity ratio, decreased soil sand grain content, enhanced soil clay grain and silt grain content so as to reduced the dispersal degree of soil, improved the aggregate capacity of soil, increased the amount of soil aggregate structure, meliorated the water permeability of soil, accelerated the form of good soil structure

    龍須草能改善紫色土的土壤結構龍須草純種植被和林草立體種植植被能不同程度地降低土壤容重,減少土壤砂粒含量,增加土壤的毛管孔隙度、非毛管孔隙度和孔隙比,以及增加粉,從而降低土壤分散度,提高土壤團聚性,增加土壤團結構數,改善土壤的透水性,促進良好土壤結構的形成,最終提高土壤的蓄水保肥性能,增強土壤的抗蝕性和抗沖性。
  3. Method for determination of grit and crude content in chrysotile asbestos

    溫石棉中與未解離石棉測定方法
  4. The organic matter, total n, hydrolytic n were increased, then reduced with the increase of abandoned time. the loss of organic c got up to 59. 4 % in abandoned land. in 0 - 20cm, the sand content of 0. 25 - 0. 05mm was increased gradually, the average content of sand in the abandoned land was up to 76. 84 %, the sand contents of silt and sand was gradually reduced, the soil mechanic compose became coarse

    隨撂荒年限的增加,土壤有機質、全氮、堿解氮等主要養分均表現出先降低后增加的趨勢;撂荒地有機碳的損失平均達到59 . 4 ;在撂荒地表面0 - 20cm范圍內, 0 . 25 - 0 . 05mm徑的砂粒含量逐漸增加,各撂荒地平均達76 . 84 ,粉和粘逐漸降低,土壤機械組成出現粗化現象。
  5. With increase of artificial forest age, the content of soil organic matter decreased sharply. and soil physical, chemical and biological properties of forest became worsen. from soil physical properties analysis, soil silt, clay, physical clay, aggregate degree and structure coefficient in topsoil increased with increase of artificial forest age and soil sand deceased

    在土壤物理性質方面,隨著人工雲杉林齡的增加,土壤表層粉、粘、物理性粘、團聚度和結構系數降低,砂粒含量增高,土壤飽和持水、毛管持水及總孔隙和毛管孔隙在人工雲杉演替過程中表現出「 u 」型變化。
  6. 2. because of feeble development, sandy desertificational land in high frigid regions of china have higher sands content, which is commonly larger than 750g / kg, there are also higher sio2 correspondingly, which is commonly larger than 600g / kg

    2 、高寒地區沙質荒漠化土地,由於土壤發育微弱,土壤砂粒含量較高,一般均大於750g kg ,相應的sio _ 2也較高,均在600g kg以上。
  7. Grain - size accumulation percentage of the aeolian sands in the past 150 ka in milanggouwan section is mainly characterized by the aeolian palaeo - mobile dune sands, which are composed of majority fine sands and minority very fine sands. there is n ' t almost any silt and clay. those of the fluvial facies, especially the lacustrine facies and palaeosols, are mainly composed of very fine sands and also contain some quantities of silt and clay

    米浪溝灣剖面150kabp以來風成度累積百分以古流動物質為主,其中以細最高,極細為次,幾乎不與粘土;河流相、特別是湖沼相與古土壤以極細占優勢,且具一定的粉和粘土。
  8. The formula of cumulative weight percentage at different particle sizes, which was in the case of composite particle size distribution, was proposed

    摘要提出了在礦徑尺寸級配情況下,不同徑的篩下累積公式。
  9. Fine - grained feldspar sandstone is the main oil - bearing rock and chlorite is the dominant kind of clay minerals

    研究結果表明,長2油藏巖以細長石巖為主,粘土礦物中綠泥石較高。
  10. 4. in the process of spontaneous vegetation recovery of blown sand soil, coarse sands ( l - 0. 25mm ) content gradually lower, middle sands ( 0. 25 - 0. 05mm ) and fine sands ( 0. 05 - 0. 02mm ), silt, clay content gradually higher in mechanical composition

    4 、在自然植被恢復過程中,風沙土機械組成中砂粒含量變化表現為粗的降低,中和細的升高,整體降低。
  11. Because these factors make change more often, soil time space variability is more bigger. the relationship of single factor between soil water infiltration capacities and certain influencing factor could be established quantitatively by means of soil water infiltration tests in indoor, there is negative correlation relation between soil water infiltration capacities and soil structure. there is negative correlation relation in high grit content and low physical clay content soil, and second - degree polynomial relation in high physical clay content junk structural soil between soil water infiltration capacities and soil moisture

    由於這些因素在時刻發生變化,使得土壤的時空變異性較大,只能用室內土壤水分入滲試驗來定確定土壤水分入滲能力與某些影響因素之間的單因子相關關系,土壤水分入滲能力與土壤結構之間呈負相關關系,土壤水分入滲能力與土壤之間在土壤砂粒含量高,物理性粘低的無結構土壤中呈負相關關系,在物理性粘高的團結構土壤中呈二次多項式關系。
  12. In the hillslope, d ( ), c ( ) and k ( ) of soil water have high spatial correlation. d ( ), c ( ) and k ( ) are significant affected by soil water content, capillary pore and sand content bulk density and non - capillary pore aperture are significantly affected on permeability rate. correlation analysis indicates that it is significant correlate

    在坡面上,、毛管孔除和砂粒含量對土壤水的擴散率、比水容和導水率的影響較大;容重和非毛管孔隙對滲透率的影響較大,相關性檢驗達顯著和極顯著水平。
  13. In this paper, the so preparing self - compacting concrete with low and middle strength using super fine mountain sand artifical sand and phosphorus slag is studied systemically. through the study the influence of the shape, the proportion of the dust and the grade of sand to the workability and the mechanical property of self - compacting concrete, it is found that super fine mountain sand artifical sand are not suit to prepare low and middle strength self - compacting concrete, but when they are combined and the additive and assistant band material are used, c20 - c40 high performance self - compacting concrete is prepared ; the corresponding additive is developed to solve the delamination caused by the low proportion of banding material ; the evaluating system for the workability of low and middle strength self - compacting concrete is built ; the controlling method for production, construction and curing was set up. and the result of the research is applied into several projects

    通過分析特細山和機制的顆形態、粉末、顆級配等特性對自密實混凝土的工作性能和力學性能的影響,發現特細山、機制不宜單獨用於配製中低強度等級自密實混凝土,宜將特細山和機制進行合理復配,並選擇合適的外加劑和礦物摻合料,優化配合比設計,可生產c20 c40中低強度等級自密實高性能混凝土;研製開發出了具有高效減水、保塑、抗離析功能的外加劑,有效解決了中低強度等級自密實混凝土由於膠凝材料用少而出現的離析、泌水問題;應用正交設計方法,對因素和水平進行合理選擇,確定了生產中低等級自密實混凝土的最優配合比;建立了中低強度等級自密實混凝土的工作性評價體系;提出了生產、施工及養護的質控制技術方法。
  14. Liquefaction of saturated sands is a greatly complicated phenomenon. its generation, development and dissipation are restricted by physical property, stresscondition and boundary condition of soils. in addition, there are a lot of influencing factors such as density, structure property , clay content, degree of saturation, gradation, hydraulic conductivity, initial stress condition and dynamic load character and so on

    土液化是一種相當復雜的現象,它的產生、發展和消散主要由土的物理性質、受力狀態和邊界條件所制約,存在許多影響因素,例如土的密度、土的結構性、粘、飽和度、級配、透水性能以及初始應力狀態和動荷載特徵等。
  15. Vegetation restoration also resulted in the changes of soil physical and chemical properties, i. e., the contents of organic matter, alkali - hydro nitrogen, rapidly - available potassium and the contents of fine sand, very fine sand and clay were increased significantly, while ph and the content of rapidly - available phosphorus were decreased

    植被的恢復使土壤理化性質發生了變化,與恢復前相比土壤中有機質、堿解氮、速效鉀以及細、極細、粉、粘顯著增加, ph值和速效磷降低。
  16. For silt, the relationship between the strength of stabilized soils with various cement contents and the cement content was investigated experimentally, and the formula of cement contents for wrapping soil particle and filling pore during the structural formation of the stabilized soil was derived

    摘要以粉土為研究對象,對水泥土抗壓強度與水泥關系進行了試驗研究,推導了水泥土結構形成過程中水泥漿包裹土顆和填充孔隙所分別對應水泥的理論計算公式。
  17. The analysis of grain size of later pleistocene loess covering on the northern slop of tian shan mountains and ili basin shows that the tian shan loess is composed mainly of silt, accounting for 60 - 70 %, and some clay, accounting for 15 - 20 %

    摘要天山北坡和伊犁盆地晚更新世典型黃土剖面度分析表明,天山黃土以粉為主,佔60 - 70 %左右,粘一般在15 - 20 %之間。
  18. This is the direct reason of bad reservoir property of sandstone, especially lower permeability. the influence and control factors of reservoirs include : deposition, diagenesis and tectogenesis. the deposition is the basic factor, it control the shape and distribution of sand body, and influence the type and the intensity of the diagenesis ; the diagenesis is the key factor, it control the process of pore evolvement, so the diagenesis control the sandstone ' s storage space and reservoir quality directly ; the fracture of the tectogenesis formation could improve the porosity and permeability of sandstone

    其中沉積作用是基礎,控制了儲集體的形態特徵和分佈范圍,同時由於不同沉積類型體在碎屑成分組成、泥質、顆度、體厚度、體內部的非均質性、孔隙介質的物理化學性質等方面不盡相同,從而也影響著巖所經歷的成巖作用路徑、類型和強度,因此沉積作用是控制儲層發育的主導因素;成巖作用是關鍵,直接決定了巖的孔隙演化過程,從而決定了儲層內部儲集空間特徵和儲集性能;而構造作用形成的裂縫對改善巖的儲滲性能具有一定作用。
  19. A formula is proposed for calculating the sand content of different size in the case of matching particle size of sand, thus obtaining the correlation between ultrasonic attenuation and density of solid particles in the pulp, as well as particle size

    提出了在礦徑尺寸級配情況下的不同徑時的礦的公式,並由此得到了超聲波衰減與礦漿中固體顆濃度、度之間的關系。
  20. As we know, when meeting these soils, many breakdown and danger will occur, such as the blockings, which has attracted attention of many construction personal on site. however, at present, there exist many unknown fields in blocking. firstly, the definition of blocking is not interpretative

    但是,如果地層是粘較少的卵石層、土地層、風化巖地層,進入壓力艙的土體就很難形成這種「塑性流動狀態」 ,從而嚴重阻礙施工進程甚至造成施工事故,閉塞就是常見的一種施工障礙,已經引相關方面的重視。
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