相對豐富度 的英文怎麼說

中文拼音 [xiāngduìfēng]
相對豐富度 英文
relative abundance
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
  • : Ⅰ形容詞1 (豐富) abundant; plentiful; rich; full 2 (大) great 3 (容貌和姿態美好的) fine look...
  • : Ⅰ名詞1. (資源; 財產) wealth 2. (姓氏) a surname Ⅱ形容詞1. (財產多) wealthy; rich 2. (豐富; 多) rich; abundant
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 相對 : 1. (面對面) opposite; face to face 2. (非絕對的) relative 3. (比較的) relatively; comparatively
  • 豐富 : 1. (種類多; 數量大) abundant; ample; aplenty; rich; plentiful 2. (使豐富) enrich
  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的上升呈有規律的變化:隨海拔高上升,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,表層有機碳含量一般在20g kg以上,有機碳含量隨海拔高升高而應增加,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值和鹽基飽和呈極顯著正關;土體與粘粒中的sio _ 2 、 al _ 2o _ 3 、 fe _ 2o _ 3含量比較穩定,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. Ultrasonic has being attracted much attention gradually in fuel atomization because of some specialities of cavitation and infection on liquid flow. in the course of atomization of pitchy oil, especially, does it show greatly its advantage, but its material atomizational mechanism need research ulteriorly. the primary content of this thesis is about adding cantilever reed to effervescent atomizer so as to combine ultrasonic and effervescent. this thesis has discussed ultrasonic some mechanism, ultrasonic dynamical procreator, effervescent and liquid mucosity infection on atomization, at the some time we make some experiments and discuss atomization rule following some machinery parameter and run parameter so as to find some rule about ultrasonic atomization and to rich the research of ultrasonic atomization mechanism. all that will be beneficial to the design about ultrasonic atomization atomizer

    超聲波由於其空化機理及液體的流變性影響等特性,在燃油霧化燃燒中逐步引起人們的重視,尤其在重渣油等高粘液體的霧化過程中逐步顯示出其優越性,但其具體的霧化機理還需要做進一步的研究在氣泡霧化噴嘴基礎加入懸臂式簧片哨,將超聲波與氣泡霧化結合是本文討論的主要內容本文從研究超聲波的一些機理入手,討論了超聲動力發生器氣泡霧化以及液體粘霧化質量的影響,並通過具體的實驗,根據實驗數據來討論霧化質量隨各種結構參數運行參數的變化規律,以便找到超聲霧化的一些規律,超聲霧化機理的研究,超聲霧化噴嘴的設計具有一定的指導意義。
  3. According to the results of this research and other related research, the author proposes : ( 1 ) implicit learning and reflective abstraction, especially unconscious reflective abstraction, seem to be two different descriptions of the same psychological mechanism. therefore, it is a sound approach to develop the research of reflective abstraction by the approach of implicit learning ; ( 2 ) it is impossible and sound to richen piaget ' s theory by using the methods of modern cognitive psychology

    根據本研究和已有的關研究的結果,筆者認為, ( 1 )內隱學習與反省抽象(尤其是無意識反省抽象)似乎可以看作是同一心理機制的兩種描述,而從內隱學習的角來深化反省抽象研究是一條可行的途徑; ( 2 )以現代認知心理學中的研究方法來皮亞傑理論研究是可能和可行的。
  4. From the aspect of area distribution, problem of water environment and factors of population, society and economy do n ' t coordinate with each other : in those areas which are rich in water, there are serious pollution and waste ; in those which are lack of water, economy is relatively behind the times ; in those where there is less lack of water, high population density faces the water resource with great potential pressure

    水環境問題與人口、社會、經濟等因素在地區分佈上很不協調,如水資源地區,水污染與水浪費十分嚴重;缺水地區,經濟落後;缺水程低的地區,人口密較高,使水資源存在巨大的潛在壓力。在影響水環境的關因素中,人口因素的作用十分突出,主要表現在兩個方面:一是地區人口數量與分佈的集中程是決定水資源壓力及關水環境問題的真下因素;二是人口素質與水管理水平之間具有一定的正關關系。
  5. Most lets the will of the people hang is two vehicles meets, this roadlooks like on had not thought from the start must let two vehiclesmeet one another, the majority only has a vehicle the width, the pilothas the rich experience, looks carefully in all directions, isvigilant, item ten miles, are at the same time calm should in front ofthe cross - eye trouble, at the same time when also has to foreseeopposite party vehicle to be able to meet one another in where, whether the vehicle does have to stop in advance in some waiting, orsnatches the time relatively to open n staggers

    最讓人心懸的就是兩車會,這條路好像就壓根沒想過要讓兩車遇,大多數只有一車的寬,駕駛員得有的經驗,眼觀六路、耳聽八方,一目十里,一邊沉著應眼前的麻煩,一邊還得預見方的車何時會在何地遇,車是否要預停在某地等待,還是搶時間在開?地錯開?
  6. The structures and dynamic changes of the artifical sand - fixing vegetation were studied based on the follow views : components of vegetation community, plant diversity, life - forms of vegetation, trends of plant growth, characteristics of the vertical and horizontal structure of vegetation, relationship between the vegetation community and environment ( including soil moisture temperature etc. ), relationship between the vegetation community and characteristics of plant physiological activities. some results were showed as follow : 1. components, diversity and life style of artificial vegetation in shapotou region the marked changes of artificial vegetation have taken place during more than 40 years, since the establishment of sand - fixing vegetation

    本文以騰格里沙漠東南緣寧夏中衛縣沙坡頭地區人工固沙植被作為研究象,採用傳統生態學的野外調查方法,從植被群落的組成、多樣性、生活型、群落生長動態、垂直結構特徵、水平結構特徵、群落結構與周圍環境(土壤含水量、溫互關系及其與植物自身生理生態適應特徵關系等多個角研究了人工植被群落的結構及其動態變化,取得了如下研究結果: 1 、植被群落組成、多樣性及生活型:沙坡頭地區人工植被經過近50年的演變,從流動沙丘到固定沙地,沙地植被的動態變化經歷了從人工植被到人工?自然植被的轉變,從人工植被建立初期的少數幾種引種植物到現有30多種植物,隨著固定沙地時間的延長,植物種類日趨,並且人工植被在15 25年、 40 50年兩個階段,物種的周轉速率最大,即群落結構變化最大。
  7. The systematic and synthetic description and review of lianas, chiefly in tropic, are described and reviewed in this paper, in which some ecological questions of lianas are included distributed as follows : ( 1 ) the conception and significances of lianas ; ( 2 ) liana flora and its distribution in the world ; ( 3 ) its biological characteristics ; ( 4 ) its ecological characteristics ; ( 5 ) its abundance ( density ) and species - richness in tropical forest ; ( 6 ) the ecological significance of lianas - aggregation in gap and the variance of its abundance in the process of forest succession ; ( 7 ) the relationship between lianas and trees ; ( 8 ) the positive and the negative contribution of lianas to tropical forest ; ( 9 ) the types of climbing mechanism of lianas and its competitive predominance ; ( 10 ) global climate - variance ( co2 increase ) promotes abundance of lianas to increase, and some ecological consequence are resulted from which

    摘要藤本植物(以熱帶為主)研究的動態與發展進行了綜述,其中包括: ( 1 )藤本植物的概念及重要性; ( 2 )藤本植物區系和分佈; ( 3 )藤本植物的生物學特性; ( 4 )藤本植物的生態學特性; ( 5 )藤本在森林中的多(密)及種的; ( 6 )藤本在空地上聚生的生態意義以及它們在森林演進過程中的消長; ( 7 )藤本與樹木的互關系; ( 8 )藤本森林正面和負面的影響; ( 9 )藤本的攀援方式類別及其競爭優勢; ( 10 )全球氣候變化( co2濃增高)促進藤本優勢增長並導致不良的生態後果。
  8. It is meaningful for setting up the modern entrance exam system and enriching the exam theor } " to study the cheating ' s history and actuality open out the basic characteristics of its developmeflt, search the essential reasons of its occurring and existing, afld meanwhi1e put forward the corresponding preventing measures. and they can also enlighten the sanity of other exam systems

    考試作弊的歷史和現狀進行研究,揭示考試作弊發展的基本特點,尋找考試作弊發生和存在的根本原因,同時提出應的防範思路于現代高考制建設和考試理論的具有重要的意義,其他考試制的健全也具有一定的啟發與借鑒意義。
  9. The results indicated that as the intensity of sward cleavage increased, elymus nutans and other plants that had high requirements in soil aeration and resource space presented an increased competitive edge and the species that had low requirements in soil aeration and resource space presented an opposite picture ; low - intensity sward cleavage could help increase species diversity to a certain extent, but the diversity index appeared to decline as a whole as the cleavage intensity increased ; the effects of sward cleavage on functional groups of the vegetations showed in such manner as e. nutans - represented grasses increased in their composition with the intensity of sward cleavage raised, and sedges and forbs decreased in their compositions with the intensity of sward cleavage raised ; sward cleavage showed a significant improving effect on primary productivity of the meadows and was capable of increasing the proportion of quality - grass biomass to the total plant biomass ; sward cleavage could be independently employed as an effective measure to rehabilitate and improve alpine - meadow grasslands and thus played a basic and key role in the technical combination aiming at establishing hay fields characterized by e. nutans

    結果表明:垂穗披堿草等土壤通透性和資源空間要求較高的物種,競爭力隨劃破強的增加而上升,而土壤通透性和資源空間要求較低的物種則反;輕劃破干擾提高物種具有一定的促進作用,但多樣性指數則總體上表現為隨劃破強的增加而呈下降的趨勢;劃破干擾植被功能群的影響表現為以垂穗披堿草為代表的禾草類組分隨干擾強的增加而顯著上升,莎草類和雜類草組分隨干擾強的增加而顯著下降;劃破干擾草地初級生產力的提升具有顯著的促進作用,且可顯著增加植物總量中優質牧草的比重;劃破干擾可獨立作為高寒草甸類草地恢復與改良的有效措施,在定向培育垂穗披堿草型割草場的技術組合中具有核心和基礎性的地位。
  10. Phalanx clonal plants possess stronger adaptation to stressful conditions. on the contrary, guerilla clonal plants seem to preference for warmer and wetter habitats such as swamp and meadow. in plant - spare habitats, shannon - wiener index increases with increasing importance of phalanx and guerilla clonal plants respectively

    密集型克隆植物在高緯、高海拔,寒冷、養分貧瘠生境中較,如高山灌叢、草原,荒漠草原;同密集型克隆植物比,游擊型克隆植物在低緯、低海拔,溫暖、濕潤的生境中較高,如水生植被、草甸。
  11. Fouriertransformation infro - red microspectroscopy micro - ftir technique was used to investigate the chemical compositions and structures of cutinite, vitrinite and fusinite from jurassic coals in tarim basin at different temperatures. the results show that the chemical structure of cutinite is mainly composed of long aliphatic - side chain with minor amounts of aromatic compounds. vitrinite is mostly composed of aromatic compounds, in addition to large amount of short aliphatic - side chain compounds. whereas fusinite are dominant by aromatic structure. the study indicates that cutinite is one of the best oil source - rocks, with the higher hydrocarbon - generation potential ; vitrinite is one of better gas source - rocks, and has medium hydrocarbon - generating potential ; fusinite has little hydrocarbon - generating potential. in addition, the components of aliphatic structures of cutinite, vitrinite and fusinite decrease, the aromatics are enriched and condensation of aromatic structure increases with increasing the temperature, and along with the rise of temperatures, the intensity of aliphatic structure and heteroatomic compounds decrease obviously, however the aromatic structure changes a little

    應用顯微紅外光譜技術,塔里木盆地侏羅紀煤中有代表性的3種組分角質體鏡質體絲質體在不同熱模擬溫下的結構組成變化特徵進行了研究,結果表明:角質體結構組成中含有較的長鏈脂族結構,而芳香結構和含氧官能團的含量則較少與此反,絲質體結構組成中芳香烴占絕優勢,而脂族結構含量則很少鏡質體結構組成介於角質體和絲質體之間,含有較多的短鏈脂族結構和芳香結構。
  12. At present, the company has over 100 staff, complete production managing structure and all kinds of principles and management team with abundant experience. the company fosters and assesses the staff with their operation technology periodically

    公司擁有員工100餘人,生產管理機構及各項制健全,擁有經驗的管理隊伍,並定期員工進行關業務技能的培訓與考核。
  13. Choosing hanzhong region as investigating region, the species of acridoidae as object, by the means of systematic research, location research, seasonal research and full - scale research, the student studied the biodiversity of acridoidae in hanzhong according to the results of analysis and clustering by use of software tools such as excel and spss on the biodiversity indexes including species richness index ( ds ), shannon - wiener index ( h " ), simpson index ( a. ) and pie index, and pielou index ( e )

    本研究以漢中地區為研究范圍,以蝗總科acridoidae昆蟲象,通過系統調查、定點調查、季節調查和全面普查等為研究手段,應用excel電子表格和spss等工具軟體調查數據進行聚類和分析,選擇物種指數、 shannon ? wiener信息多樣性指數( h 』 ) 、 simpson優勢指數( ) 、 pielou均勻指數( e ) 、種間遇機率( pie )和物種多等多樣性研究指標研究了漢中地區蝗總科生物多樣性。
  14. Imposing on the abundant fwd test data, a newly pavement intensity assessment standard is come into being. recurring to the program evercalc5. 0, the common rules of backcalculation modulus are introduced, moreover, the influence of instrument measurement error and input parameters are construed. utilizing the characteristics of deflection basin, so that it can assess the intensity of whole pavement structure

    通過的fwd檢測數據的分析,提出了全新的路面結構強評定標準;藉助evercalc反算程序,介紹了模量反算的一般規律,分析了儀器測量誤差和輸入參數反算結果的影響,利用彎沉盆的幾何特性路面的整體強進行評價,並建立了各結構層動模量與靜模量間的關關系。
  15. In part four, based on abundant insect fossils collected from the late jurassic yixian formation 4 insect communities were recognized. the richness, diversity, dominance within these 4 communities were analyzed. insect community and their environmental setting are reconstructed. a hypothetical structure of the late jurassic yixian formation lake ecosystem is given

    第四部分:根據所採集的昆蟲化石,在中生代晚期陸地層中識別出4個古昆蟲群落,並群落的物種、分異和優勢等生物指標進行了分析。
  16. By using of the richness, diversity and evenness indices, combined with twinspan, dca, dcca, multi - factors regression, correlation analysis techniques and so on, species diversity and diversification mechanism were studied. the communities were classified into eight types by twinspan. the first axis of dca indicated basically the diversification of soil water, while the second axis indicated basically the disturbance degree by people. the correlations between n, organic matter, elevation and the first axis are negative association, and the others are positive

    通過指數、物種多樣性指數和均勻指數,結合twinspan 、 dca 、 dcca排序,多元回歸和關分析,研究了物種多樣性及其變化機制,把植物群落分為8個群落類型;物種多樣性指數的dcca第一軸基本上反映了土壤水分的變化,第二軸基本上反映了人類群落的干擾程,物種多樣性指數隨土壤水分的增加而增大,隨人類的干擾程的增加而減小。
  17. Opals are usually white, clear, or pale red. the common variety of opal is usually a milky white and produces no " fire " but is still quite beautiful

    評價歐泊的價值一般從三個方面:顏色強、顏色分佈、顏色的數量和
  18. The poor areas, mostly situated in the central and western parts of china, have relatively rich resources and cheap labor, which place them in a locationally advantageous position to respond to such transference

    中國的貧困地區大多地處中西部,資源,勞動力成本低,具有承接這種結構梯轉移的區位優勢。
  19. The variety and complexity of species present and interacting in an ecosystem and the relative abundance of each

    某一生態系當中物種多樣性和復雜性,以及物種之間的相對豐富度互作用關系。
  20. In the part of vertical distribution, the author make an initial explore of its vertical distribution regulations in the 4 following aspects : the comparison of grasshopper community in different vertical belt ; the definition and comparison of dominant species in every vertical belt ; analysis of similarity and the definition of multiple belt and single belt species, in the author ' s opinion, vertical distribution of grasshopper in changbai mountain region do not have integrated regularity, its richness is related to the complexity of vegetation composition, and affected by other environmental factors

    關於垂直分佈的研究,作者主要從不同垂直帶內蝗蟲群落的比較、各垂直帶中優勢種的確定和比較、似性的分析和多帶種及單帶種的確定4個方面,其垂直分佈規律進行了初步探討。作者認為,長白山地區蝗蟲的垂直分佈不具有整體的規律性,蝗蟲種類的直接與植被組成的復雜程關,同時受生境中其它環境因子的影響。
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