壤質粘土 的英文怎麼說

中文拼音 [rǎngzhínián]
壤質粘土 英文
[地] loamy clay
  • : 名詞1. (土壤) soil 2. (地) earth 3. (地區) area 4. (姓氏) a surname
  • : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
  • : 粘動詞(粘附) glue; stick; paste; adhere to; bond
  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太白山南坡的主要理化性隨海拔高度的上升呈有規律的變化:隨海拔高度上升,機械組成由粉粒砂粒粒逐漸過渡到砂粒粉粒粒,海拔1600m以下出現化層;有機豐富,表層有機碳含量一般在20g kg以上,有機碳含量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含量最高;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以上的多呈鹽基不飽和狀態,表明淋溶作用較強, ph值和鹽基飽和度呈極顯著正相關;體與粒中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3含量相對比較穩定,體中sio _ 2含量較高, cao含量較少, sio _ 2 、 al _ 2o _ 3和fe _ 2o _ 3含量之和約占部分的92 ,礦元素含量的順序依次為: sio _ 2 al _ 2o _ 3 fe _ 2o _ 3 k _ 2o mgo cao tio _ 2 mno 。
  2. Capillarity ( capillary action ) the rise or fall of liquids in narrow tubes as a result of the surface tension of the liquid, which causes the water to adhere to solid surfaces, such as soil particles or the walls of xylem vessels

    毛細現象(毛細管作用) :由液體表面張力引起的液體在細管中上升或下降的現象,毛細現象引起水和固體表面的合作用,例如顆粒或木部導管壁。
  3. Composed of particles that do not cohere. used of soil

    無內聚性的由不能著的點組成。用於
  4. From textural point of view, about 30 % soils are clayey, 35 % loamy and 10 % sandy while the remaining have variable texture

    地上看,約30 %的, 35 %是, 10 %是砂,其餘地龐雜。
  5. The soils ( paleudults ) consist predominantly of light brown fine loamy sand to fine sandy loam changing with depth into a brown sandy clay loam and sandy clay with red mottles

    (強發育濕潤老成)主要為淡棕色細到細砂,隨著深度增加,變為棕色砂和帶有紅色斑點的砂
  6. 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:粒粉沙比值能很好地指示粉塵堆積物的次生化作用;磁化率和全鐵很好地指示生物風化成作用; sr和rb sr比值能很好的指示生物風化成作用和淋溶作用;總有機碳( toc )含量的高低,在一定程度上反應了發育過程中氣候和植被狀況的變化,指示著成過程中腐殖化的程度; caco3含量的變化,可以反映了黃形成時的風化成作用的強弱程度,指示成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環境和成強度存在明顯的區域差異,即渭河流域的生物風化成作用、次生化作用和淋溶作用均表現出南部強于北部。
  7. 2. the diagnostic surface horizons divided on the soils of the area are mollic epipedon, umbric epipedon and ochric epipedon. the diagnostic subsurface horizons are cambic horizon, argic horizon, histic evidence and mattic evidence. the diagnostic characteristics are sapric soil materials, folic soil materials, soil moisture regimes, soil temperature regimes, ferric property and base saturation

    本地區劃分出的診斷表層有暗沃表層、暗瘠表層和淡薄表層,診斷表下層有雛形層、化層,診斷現象有有機現象、草氈現象,診斷特性有6個:高腐有機、落葉有機水分狀況、溫度狀況、鐵特性、鹽基飽和度。
  8. It was the heavy clay land of blackmoor vale, and a part of the vale to which turnpike - roads had never penetrated

    這就是黑荒原谷的地帶,在谷內這一部分,收稅的卡子路一直沒有延伸進來。
  9. 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,有機、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粒徑的砂粒含量逐漸增加,各撂荒地砂粒平均含量達76 . 84 ,粉粒和粒含量逐漸降低,機械組成出現粗化現象。
  10. 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

    物理性方面,隨著人工雲杉林齡的增加,表層粉粒、粒、物理性粒、團聚度和結構系數降低,砂粒含量增高,飽和持水量、毛管持水量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。
  11. ( 3 ) the definition of soil series applied the method of direct nomenclature ( eg. qingjiang series ), searches of soil series was the order : soil structure - the texture of hydragric epipedon - the proportion of clay and salt ( eg. apl - ap2 - g - clay loam - 0. 54 ), 10 typical soil sections were classified 10 soil series ( eg. qingjiang series beihe series ) and belonged to 5 subgroups and 4 groups of hydragric anthrosols

    ( 3 )系採用直接命名法(如:清江系) ,其檢索採取剖面構型+表層優勢地+砂比的性態檢索順序(如: ap1 - ap2 - c ++ 0 . 35 ) ,被研究的10個典型剖面被劃分為清江系、北河系等10個系,分別隸屬於5個水耕人為亞類、 4個水耕人為類。
  12. 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以來風成砂的粒度累積百分含量以古流動砂丘砂物為主,其中以細砂含量最高,極細砂為次,幾乎不含粉砂與;河流相、特別是湖沼相與古以極細砂含量占優勢,且具一定含量的粉砂和
  13. The soil factors affecting the capacity of fixing - ammonium in tested soils were mainly parent material, soil clay composition, ph, cec, organic matter, available n and concentration of nh4 + in soil

    其影響因素主要有成礦物組成、陽離子交換量、 ph值、有機含量、堿解氮含量和溶液中銨離子濃度等。
  14. Evaporation varies from evaporation capability, embedded depth of groundwater is more easy, the effect is more obvious ; evaporation capacity decreases if embedded depth of groundwater become deeply, and close to zero under the some depth ; evaporation capacity of different soil texture is different. at ordinary situation, if embedded depth of groundwater is easy, evaporation capacity of the wide and grit soil is powerful ; if embedded depth of groundwater is deep, evaporation capacity of the slender and viscosity soil is powerful

    潛水蒸發隨大氣蒸發能力的變化而變化,且潛水埋深越淺,受其影響越明顯:潛水蒸發隨潛水埋深增加而減少,在某一埋深以下潛水蒸發接近於零:不同其潛水蒸發量不同,一般情況下,在潛水埋深較小時,較粗、偏砂性潛水蒸發較大;當潛水埋深較大時,較細、偏的潛水蒸發較大。
  15. Sandy clay loam

  16. Large amounts of lab experimellts showed that the consistency of swr sensor is very good, and the swr sensor have excellent results in every kinds of soil texture, especially in loam, clay and acid loam. there were not big variations among their measurement results

    特別是、酸性對測量結果的影響達到了極不顯著的水平,它們之間測量值的相關系數都達到了0 . 97以上。
  17. This research was conducted to : ( 1 ) understand the characteristic and pattern of trickle source infiltration, ( 2 ) study mulched crop evapotraspiration for cotton and corn in a arid climate sandy loam soils. according to the researches of the dissertation, the main results are as follows : ( 1 ) the shape of wetted soil volume is influenced by soil texture, discharge rate and the total volume of applied water in case of trickle source infiltration

    本文以為研究對象,對微源入滲特性規律進行了系統的室內試驗研究,並且對膜下滴灌大田作物棉花和玉米的需水規律進行了野外試驗,得到了以下幾點結論: ( 1 )地表微源入滲濕潤體的形狀受到地、供水強度和灌水時間的影響,一般為半個橢球體。
  18. The main results were as follows : ( 1 ) due to their different working principles, the measured result of clay content by laser particle - size analysis was lower than that by using pipette and sieve analysis. the classification results of soil texture by using these two methods agreed well with each other

    主要結論如下: ( 1 )由於激光法和吸管法原理的不同,激光法測得的粒含量較吸管法低,但是在地分類上,激光法和吸管法的結果基本一致。
  19. As for h2 and h3 derived from quaternary deposits, the textures of soils would become heavy because of soil erosion, whereas t2 and t3 of red soil of granite became sandification

    侵蝕會引起機械組成的改變。對于第四紀發育的紅重,而花崗巖紅,侵蝕使其趨向砂化。
  20. Clay minerals and surface chemical characteristics of soils developed under a palaeosol in lower west mountain area of beijing

    北京西山古上發育的粒礦物與表面化學特性
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