soil sequence 中文意思是什麼

soil sequence 解釋
土壤系列
  • soil : n 1 泥土,土壤;土質。2 土地,國土。3 滋生地,溫床。4 農業生活,務農。n 1 臟東西,污物,污穢,污...
  • sequence : n 1 繼續;接續;連續。2 順序;程序;次第;關系;關聯。3 後果;結果;接著發生的事;後事;後文。4 ...
  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,機械組成由粉粒砂粒粘粒逐漸過渡到砂粒粉粒粘粒,海拔1600m以下出現粘化層;土壤有機質豐富,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;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;土體與粘粒中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3含量相對比較穩定,土體中sio _ 2含量較高, cao含量較少, sio _ 2 、 al _ 2o _ 3和fe _ 2o _ 3含量之和約占土壤礦質部分的92 ,礦質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. But so far, there have not report about forest soil microbe and soil enzymatic activity in westen sichuan. the study ' s object is bitch forest. spruce forest, fir forest, chrysanthemum alp, willow community and two couch grass, so the research of the soil microorganisma, soil enzymatic activity in the subalpine coniferous forests in western sichuan is significant to china. the result shows that : 1. in the soil, the relativity of the soil microbial puantity is very prominence, the relation with the quantity of the soil microorganism is that : bacillus > actinomyceto > fungi ; the amount of the microorganism of physiological group sequence ranging from high to low is : aminate > bacteriumazotobacter > denitrify bacterium > nitrobacteria > cellulose decomposing bacteria. under the different vegetable community, the microbial quantity is that : s5 > s7 > s6 > s1 > s2 > s4 > s3

    其中,各群落中土壤微生物總數以白樺純林( s5 )群落最多,每克干土中的含菌量達66 . 13 10 ~ 6個;其次是冷杉針葉林( s7 )群落,每克干土中的含菌量達43 . 41 10 ~ 6個:第三是雲杉針葉林( s6 )群落,每克干土中的含菌量達42 . 85 10 ~ 6個;第四是繡線菊-茅草群落( s1 ) ,每克干土中的含菌量達33 . 83 10 ~ 6個;第五是高山柳群落( s2 ) 、茅草( s4 )群落,每克干土中的含菌量分別為33 . 33 10 ~ 6個和33 . 08 10 ~ 6個;第六是茅草群落( s3 ) ,土壤微生物數量最少每克干土中的含菌量僅為23 . 12 10 ~ 6個。
  3. Genetic diversity and phylogeny of 55 slow - growing rhizobia isolated from peanut ( arachis hypogaea ) in china were determined by analysis of host - plant range, phynotype, 16s rrna rflp, 16s rrna sequence, 16s - 23s igs rflp, rapd, rep - pcr, dna - dna hybridization homology. at the same time, the competitive nodulation capacity of rhizobia, effect of host plants and soil ph on the rhizobia were determined for screening and improvement of high effective rhizobium inoculant

    本研究採用宿主范圍試驗、表型性狀測定、 16srrna - rflp 、 16srrna序列分析、 16s - 23srdnaigsrflp分析、 rapd分析、 rep - pcr分析和dna - dna同源性分析等技術系統研究了從我國不同地域分離的55株花生根瘤菌的遺傳多樣性及其在根瘤菌系統發育中的地位和相互關系。
  4. The holocene loess - soil sequence in the loess plateau constitutes an excellent record of evolution of soil formation, monsoonal climate, aeolian dust accumulation and influences of arable farming of over 8000 years

    長期農牧業的發展,使得天然植被在大多數地方已蕩然無存,大片的林地被開墾為農田或被開辟為城市用地。
  5. One easy way to create a raised bed is to obtain enough straw bails to create a 24 by 24 foot square and then fill the middle with really good soil ; and plant your seeds in the desired sequence, squares within squares leaving spaces to enter or exit the garden

    你可以通過一種簡單的方法來製造苗圃床:收集足夠的麥稈支架來製作一個24英尺的正方形,在中間填充良好的土壤;按照你喜歡的順序種上種子,在方形中留下空間以供進出菜園。
  6. ( 2 ) there is stage of soil formation from the evolution of pedogenic environment in the weihe valley during holocene. soil formation shows the law of evolving from warm and wet strong soil formation period to cold and dry dust deposition period ( weak soil formation period ) and to warm and wet strong soil formation period again. the loess - soil sequence is a compound soil sectional system of different kinds of soil evolution under different bio - environment and pedogenic processes

    ( 2 )通過對全新世渭河流域成壤環境演變問題的討論,揭示了全新世渭河流域土壤的發育具有階段性,表現為由溫濕的強成壤期向冷乾的沉積期(弱成壤期)演變、再向溫濕的強成壤期演變的規律;黃土一古土壤序列是不同生物氣候環境下、不同成壤過程發育的不同土壤類型演替而形成的復合型土壤剖面體系;而且由於冬夏季風環流及其環境效應在空間上的差異,使得復合型土壤剖面體系也存在著南北差異。
  7. The outcomes show that the sequence of soil erosion of types of land use in different regions is different and the sequence of soil erosion of types of land use in different periods of the same regions is uncertainty ; the occurred rate of soil erosion of new wasteland is higher than that of idle wasteland for years ; the occurred rate of soil erosion of grassland is higher ; the occurred rate of soil erosion of non - irrigated farmland is high and the soil erosion intensity of land used for construction is great during construction and becomes smaller after completion

    結果表明:不同區域土地利用類型的土壤侵蝕序列各不相同,而同一區域不同時期土地利用類型的土壤侵蝕序列不確定;新出現的難利用地比長期閑置的難利用地土壤侵蝕發生率高;草地土壤侵蝕發生率偏高;耕地中旱地的土壤侵蝕發生率高;建設用地建設時土壤侵蝕強度大,而建成後土壤侵蝕強度小。
  8. In this work the chinese government has formulated a sequence of national, trans - provincial and key - regional territorial control plans, such as the national program for overall land use planning, the national program for afforestation, the national plan for marine development, the national program for water and soil conservation, the comprehensive plan for china ' s seven major river valleys, the plan for economic development in the three gorges area, the economic plan for the yangtze river delta and areas along the river, key points of the economic plan for northwestern areas, and the resources development and environment protection plan for the juncture of shanxi, shaanxi and inner mongolia

    在國土整治規劃工作中,中國政府制定了一批全國及跨省區或重點地區的國土整治規劃,如《全國土地利用總體規劃綱要》 、 《全國造林綠化規劃綱要》 、 《全國海洋開發規劃》 、 《全國水土保持規劃綱要》 、 《中國七大江河流域綜合規劃》 、 《三峽地區經濟發展規劃》 、 《長江三角洲及長江沿江地區經濟規劃》 、 《西北地區經濟規劃要點》 、 《晉陜蒙接壤地區資源開發與環境保護規劃》等。
  9. In short, through retrieving the parameter such as surface albedo, surface temperature and surface emissivity, all the energy flux such as net radiance flux, soil heat flux and latent heat flux can be computed in sequence further, then latent heat flux which provide energy for et can be computed based on energy balance equation, finally instantaneous et and daily et can be obtained

    總之,根據地表能量平衡方程,通過計算對地表反照率、地表溫度、地表比輻射系數、歸一化植被指數等參數進行反演,進一步計算出了地表凈輻射通量,土壤熱通量和潛熱通量,最後獲得了遙感影像成像時的瞬時蒸散及當天的總蒸散量。
  10. Three phenanthrene - degrading bacteria were isolated from soil samples contaminated by oil, which are capable of using phenanthrene as sole carbon and energy sources, and were identified to be belonged to sphingomonas, strain zx4 as s. paucimobilis, strain zx6 as s. aromaticivorans and strain eva 17 not being identified to species, respectively, based on the results of physio - biochemical tests and the phylogenetical analyses of 16s rdna sequence

    實驗結果分述如下: 1 、本研究從石油污染土壤中分離到3株菲降解細菌( zx4 、 zx6和eva17 ) ,它們都能以菲為唯一碳源和能源生長。經鑒定3菌株都歸于鞘氨醇單胞菌屬( sphingomonas ) ,其中zx4菌株為少動鞘氨醇單胞菌( sphingomonaspaucimobolis ) , zx6菌株為溶芳烴鞘氨醇單胞菌( sphingomonasaromatics ) , eva17菌株比較獨特,尚未能鑒定到種。
  11. The results indicate that the load transfer law of squeezed branch pile is similar to that in the ordinary soil, the velocity of load - settlement curve changes slowly and the pile has high load bearing capacity, the principle of load transfer has apparently sequence

    結果表明,支盤樁荷載沉降曲線為緩變型,具有較好的承載性能,荷載傳遞規律與在非濕陷性黃土地基中具有相似的性質,樁身各段承載力的發揮具有明顯的順序性。
  12. Under varied loads such as cyclic and / or transient loading, soil structures or foundation will induce permanent and / or fluctuating plastic deformations. such plastic deformations are cumulative and / or alternating in nature with increase of time of loading during a sequence of cyclic loading. if the resulting accumulated deformations is limited within a given bound or the alternating deformations will be adapted to a given plastic state after a certain cycle numbers or a certain period of loading, the soils will be in shakedown state

    在復雜變值荷載作用下,結構有可能出現兩種狀態:一種是在若干次載荷循環之後,塑性變形趨于穩定,在此後繼的載荷循環中結構表現為純彈性響應,這種狀態稱為安定狀態( shakedown ) ;另一種則是塑性流動一直持續地發展或不斷反復,直至結構破壞,結構的破壞有兩種型式:一種是由塑性應變的累積引起的增量塑性破壞;一種是塑性變形多次反復引起的疲勞破壞,也稱為交變塑性破壞。
  13. When waves propagate over the ocean surface, a sequence of wave pressure is induced on the mudline or seafloor, which causes the coupling interaction between the deformation of soil skeleton and seepage movements of porous fluid

    海洋表面傳播的波浪在海水-海床的交界面處施加了循環波壓力,在這種循環波壓力作用下,海床內土骨架的變形與孔隙流體的滲流運動相互耦合。
  14. Fertilizer is applied into dry soil in random amounts, and irrigation water is applied to unevenly leveled fields, resulting in a sequence of ponding and dry knolls

    化肥也是任意地撒到乾地上,而灌溉水被傾注到沒有平整過的田地里,結果有些地方積水成潭,有些地方幹得裂縫。
  15. 1. on the bases of some basic suppositions, terzaghi ' s one dimensional consolidation and principles of layered summation method, the paper draw the formula which can calculate the embankment of layered filling and take the formula into programme ; 2. building the finite difference model of layered high - stack soil, carrying out numerical simulation of construction sequence, construction velocity, interface element of layer - stacked, the author get the numerical solution

    1利用一些基本假定,根據太沙基一維固結理論和分層總和法的基本原理,推導出來計算分層填築體自身沉降的公式,並編制了程序; 2建立了分層填築高填方路堤問題的有限差分模型,並對分層填築的施工順序、施工速度,界面單元進行了數值模擬,獲得了位移場和應力場的數值解。
  16. Study of the molecular basin of the organophasphate pesticides hydrolase gene horizontal transfer, search for the gene sequence which mediate the transfer of organophasphate pesticides hydrolase gene will play a role in the bioremediation of polluted soil

    研究有機磷農藥水解酶基因水平轉移的分子基礎,尋找調控其水平轉移的基因序列,可以增強有機磷農藥污染土壤的生物修復效果。
  17. There are different types of landscape succession, but in general, there are three ones according to the sequence of time and space : ( l ) original landscape - - > rock - exploring and land - excavating landscape - - > rock and soil filled landscape - - > filled dumping site landscape ; ( 2 ) original landscape - - > rock - dumping and land - excavating landscape - - > occupied dumping site landscape - - > reclaimed landscape ; ( 3 ) original landscape - - > land - occupying landscape - - > industrial square landscape - - > reclaimed landscape

    ( 2 )景觀演變類型可從不同角度劃分為不同類型,但概括起來,景觀演變時空序列可分為三種類型:原地貌景觀巖土剝離爆破、土地挖損景觀巖土回填景觀內排土場景觀;原地貌景觀巖土運輸排棄、土地壓占景觀外排土場景觀復墾景觀;原地貌景觀地面平整、土地佔用景觀工業廣場景觀復墾景觀。
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