群組長度 的英文怎麼說

中文拼音 [qúnzǔzhǎngdù]
群組長度 英文
gl groulength
  • 群 : Ⅰ名詞（聚在一起的人或物） crowd; group Ⅱ量詞（用於成群的人或物） group; herd; flock
  • 組 : Ⅰ名詞1 （由不多的人員組成的單位） group 2 （姓氏） a surname Ⅱ動詞（組織） organize; form Ⅲ量詞（...
  • 長 : 長Ⅰ形容詞1 （年紀較大） older; elder; senior 2 （排行最大） eldest; oldest Ⅱ名詞（領導人） chief;...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 群組 : cohort
  • 長度 : length; longitude; size; extent; footage
  1. On the basis of foreign documents, the dissertation firstly describes the morphology, taxonomy, and biological characters of cochineal insects. then, by using artificial climate cases in the lab, according to orthogonal design, 8 lands of combinations of temperature, humidity and light is set, while the temperature has four levels : 15, 20, 25 and 30, and the relative humidity has two levels : 60 % and 80 %, while the light also has two levels : 980 lux and 60 lux. through observations and analysis of hatching percentage, survival percentage of the first instar and during from the second instar to the adult, the population tendency index, generation life cycle, size and eggs of female adult, the development of the cochineal under different conditions is studied

    在收集、整理國外對胭脂蟲的研究資料基礎上，首先從胭脂蟲的形態學、分類學、生物學特性入手，進而在實驗室內利用人工氣候箱，應用正交設計方法，設計了4種溫度、 2種濕度、 2種光照梯度的不同組合，通過測定胭脂蟲的孵化率、 1齡若蟲的存活率、 2齡若蟲至成蟲期存活率、種群趨勢指數、世代歷期、雌成蟲的大小、懷卵量等生物學指標，深入研究胭脂蟲在這些組合下的生長發育狀況，應用數理統計方法，分析出溫度、濕度和光照對各項生物學指標的影響，找出胭脂蟲適宜的室內培育條件，並為野外胭脂蟲的培育提供一定的理論依據。
  2. Given only a set of varied durations all playing the same pitch ( maketune. d ), listen for figural groupings

    只給一組同樣的音高但不同的音符長度（ maketune . d ） ，聆聽音形群組。
  3. The tiller - nodes of 6 species of rhizome grass, including leymus chinensis, hemarthriajaponica, arundinella hirta, calamagrostis epigeios, c. rigidula, hordeum brevisubulatum in songnen plain, can live at best for 2 to 5 years, and do 2 to 4 propagating generations which is the same as the age class of tiller in number. the age structure of population is an increasing model which the young tiller is more than the old at quantity and biomass. during the whole growing season, the age spectrum varies for each species

    松嫩平原，羊草、牛鞭草、野古草、拂子茅、硬拂子茅和野大麥等6種根莖型禾草種群的分蘗節最多可以存活2 5個年度，可以進行營養繁殖2 4個世代，分蘗株的齡級數與分蘗節營養繁殖的世代數相同，在種群分蘗株的數量和生物量上，生長季的各個時期均以幼齡分蘗株占較大比例，呈現為明顯的增長型年齡結構，各種類的年齡譜組成各異。
  4. Feeding in this manner allows animals with superior growth rates to be identified and selected for use in the breeding herd and also ensures that these animals not in a deficit position in terms of meeting their genetically defined target body composition as they approach maturity

    按照這種模式飼喂豬，生長速度的優越性已經得到了確定，可以選擇優秀個體作為種豬群，同樣也確保在它們達到成熟時，不缺乏按照基因型定義的目標體組成。
  5. Niche breadth of four dominate populations at three age groups was studied by the methods of resource utilization ability and ratio. the result shows that : symplocos sectchuanensis is a typical gengeration species whi ch resource utilization ability is strong, and distribution is wide. meanwhile, go rdonia acuminata, castanopsis fargesis and pinus massoniana specialized at some d egree in resource utilizationm, their distribution is limited. especially, the ju venile of pinus massoniana specialized outstandingly. with the devlopment of pinu s massoniana, which is the pioneer population in mt. jinyun, the environment become s unfit to it ' s juvenile. it turns to needle and evergreen broad - leaves mixed fo r est. because the tolerance toward shading of gordonia acuminata is lower than tha t of castanopsis fargesis, gordonia acuminata will be substituted by castanopsis fargesis and other evergreen broad - leaves species are the edificators. the popul ation ' s ability of resource utilization is the inner factor of population distri bution and community succession. the distribution of light and the concentrate of nutrient ( such as n ) is the outer factors of community succession

    對縉雲山森林植被的4個優勢種群3個年齡級生態位寬度進行了研究.結果表明，川灰木利用資源的能力最強、分佈廣，為典型的泛化種.大頭茶、栲樹、馬尾松對資源的利用在一定程度上特化，分佈上有一定的局限性.馬尾松的中齡組與幼齡組特化現象十分顯著.縉雲山森林植被的先鋒種馬尾松的發展，導致環境的改變不適于其幼齡個體的生長，群落演替到針闊葉混交林階段，最後發展為以栲樹等為建群種的常綠闊葉林.種群的資源利用能力，是種群分佈與群落演替的內在原因，光因子和營養元素（如n ）是群落演替的主要外部動力
  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對象，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、溫度）相互關系及其與植物自身生理生態適應特徵關系等多個角度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，植物種類日趨豐富，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. Biodiversity exists among am fungi and is influenced by numerous factors including soil properties and plant species. if am fungi are to be used in sustainable agricultural systems it is necessary to study native am fungi in the target areas and then select efficient isolates that can be applied as inocula in the field to improve crop growth. the objectives of this study were to investigate the germplasm of am fungi, to understand the distribution pattern of am fungi in different ecological conditions such as area, soil factor and host plant, to select isolates effective in nutrient acquisition by the host plant sweet potato, to test their effectiveness under field conditions, and to monitor amf after their introduction into the field

    本研究通過調查我國北方部分地區的am真菌資源，研究了am真菌的種群組成及其在空間、土壤利用方式和宿主植物類型等不同環境條件和空間尺度上的分佈規律；在此基礎上，根據它們對甘薯的生長、吸磷效應篩選出高效菌株，在大田條件下研究了am真菌菌絲的分佈特性、代謝活性及其對甘薯產量和品質的影響；並通過分子探針跟蹤調查了引入am真菌在共生體中的發育和表達，以期為菌根真菌的生產應用提供技術支持。
  8. The female framework map consisted of 130 markers ( 119 aflp and 11 microsatellite markers ) in 11 linkage groups, spanning 1057. 9 cm with an average interval of 8. 9 cm per marker

    最後的雌性連鎖圖譜的框架圖有130個遺傳標記組成，分佈於11個連鎖群，其中aflp標記119個，微衛星位點11個，圖譜總長度為1057 . 9cm ，標記平均間隔為8 . 9cm 。
  9. In the linkage map of paternal parent, 74 markers distributed in ' 25 linkage groups, which covered a total length of 951. 5cm. the longest and shortest linkage group was 206. 2 cm and 7. 4cm respectively. the maternal linkage map consisted of 66 marker loci in 22 groups, which cover the map distance about 712. 7 cm

    在中國對蝦的雄性連鎖圖譜中，包含25個連鎖群共74個標記，總圖距為951 . 5cm ，最大連鎖群的長度為206 . 2cm ，最短的為7 . 4cm ，標記間的最大圖距為42 . 4cm ，最小圖距為3 . 7cm ，圖距標記間的平均距離為12 . 8cm ；雌性連鎖圖譜中，由66個標記組成的22個連鎖群所覆蓋的總圖距為712 . 7cm ，連鎖群的長度介於7 . 7cm - 128 . 2cm之間，標記間的最大圖距為28cm ，最小圖距為3 . 7cm ，圖距標記間的平均距離為10 . 7cm 。
  10. Objective : to analyze the data of the permanent teeth caries and treatment needs of six age groups people in beijing with statistical methods which came from the second national oral health survey of china in 1995. method : the total sample of 12792 ( 8520 urban, 4272 rural ) for 6 age groups ( 5, 12, 15, 18, 35 - 44, 65 - 74 - year - old ) were examined. the diagnostic criteria recommended by the world health organization were used in this study ( oral health survey basic methods third edition, 1987 ). result : the dmf and dmft incidence of six age group in the urban was higher than that in the rural on the whole. the dental caries level of 12 - year - olds was very low. f percentage of 12 - year - olds was 15. 42 % ( urban ) and 3. 23 % ( rural ). the current situation of chinese dental care cannot meet the who objectives for the year 2000. conclusion : it pointed out that we should emphasize oral health education and enhance the consciousness of health care. since the treatments of caries became more complicated with the age, we should perform the primary oral health care in the early stage

    目的:本文對1995年第二次全國口腔健康流行病學調查中，北京地區六個年齡組人群的恆牙患齲及治療需要情況進行統計學分析.方法:採用整群抽樣方法，對北京市六個年齡組的城鄉人群12792人（城市8520人，農村4272人）進行了口腔檢查，診斷標準根據世界衛生組織1987年第三版一書.結果:各年齡組的患齲率及齲均基本是城市高於農村， 12歲年齡組的患齲情況處于很低水平， 12歲年齡組恆牙充填率為15 . 42 （城）和3 . 23 （鄉） ，結論:本結果離2000年目標有一定差距，提示我們應加強口腔健康教育，提高居民口腔保健意識.另外，隨年齡的增長牙齒治療的復雜程度逐漸增高，因此，應在人群中開展初級口腔衛生保健，做到早發現，早診斷，早治療
  11. Xikuangshan type copper ore deposit named those fe - cu deposits hosted in yinmin formation, kunyang group, which located in kunyang rift valley and the edge of southwest yangzi platform. the best example is xikuangshan allotment, luoxue ore area, dongchuan, yunnan. the type deposit spread in south kunyang rift valley, include dongchuan, wuding - luoci, yuanjiang, yimen, huashengping, hongmenchang and so on

    稀礦山式銅礦是指賦存在昆陽群因民組地層中的銅鐵礦床，其大地構造背景屬于元古代裂谷帶，大陸裂谷是超大型銅等多金屬礦形成和分佈的有利環境，在裂谷下部常發育異常地幔和巖漿源，裂谷空間上的多層次性使礦床具有明顯垂向分帶特徵，其演化時間的長期性、脈動性和繼承性便於多期成礦作用相互疊加、礦質的高度聚集。
  12. At the same time, the corresponding programs on the above two methods can be compiled in frotran90 respectively, which are used to analyze the influence of several factors on behaviour of barrette pile group and barrette pile group - soil - cap interaction, including collocation of pile, ratio of length to width, pile spacing, ratio of depth to equivalent diameter, ratio of modulus of pile to soil, possion ' s ratio, the finite layer, the number of piles etc. lastly a series of model tests on vertically - loaded bahaviour of single pile are made, tests results are analyzed, and the causes of tests failure are preliminarily discussed in this paper

    分析了群樁布置形式、長寬比、樁與樁之間的相對距離，樁徑比、樁土剛度比、泊松比、有限壓縮層深度以及群樁根數等因素對壁板樁群樁和壁板樁群樁?土?承臺的相互共同作用問題的影響。論文最後做了一組壁板樁和圓形樁單樁模型試驗，對試驗數據進行了分析，並對試驗中存在的問題進行了初步探討。
  13. The simulation indicates that, the higher tolerance of agent each other leads to a consistent opinion, the acceptability of individual opinion doesn ' t affect eventual opinion model but time lag, the global communication can conduce to convergence legible opinion but needs more time while local communication can conduce to focus opinion but needs more communication iterations, centralized organization can obtain consistent opinion more easily than autonomous organization

    研究表明，個體之間的相互包容度高到一定程度的時候，群體通過溝通可以形成一致意見；個體接受他人意見的程度高低對群體溝通意見形成的最終模式影響不大，但對意見最終模式形成的快慢影響大；全局溝通可以達成清晰集中的意見，但溝通需要時間長；部分成員溝通形成相對集中的意見所需溝通輪次多；組織管理上的分權不利於群體達成集中的意見，而集權可以獲得相對集中的意見。
  14. Secondly, among the single mothers, those who have the experience of divorce tend to hold that their own efforts are not useful for the improvement of marriage relations, and to believe that if crises occur in their marriages, divorce is the inescapable fate and it is the spouses " behavior that leads to the failure of marriage. thirdly, those who have lost their husbands will more idealize their marriages, and blame much more of themselves when there are some crises in their marriages. fourthly, the factors such as personality, age, years of education, years of being single will influence the perception of the underlying causes of satisfaction or dissatisfaction in marriage, and meanwhile the attribution in marriage is correlated with the swb ( subjective well - being ) and satisfaction of life

    根據調查的結果，我們發現： （ 1 ）單身母親生活負擔沉重、健康狀況不佳、心理壓力大、對生活質量評價低、主觀幸福感差，是弱勢群體中的弱者； （ 2 ）單身母親群體中，有過離異經歷的婦女更傾向于認為自身的努力無助於改善婚姻關系，如果婚姻出現危機，破裂將是難以避免的，並將失敗的責任更多地推卸給外部因素； （ 3 ）喪偶組婦女在分析婚姻成敗的原因時，表現出將婚姻生活理想化的傾向，並且在婚姻出現危機時，比其他婦女更傾向于將責任歸咎為自己，而產生更多的自責情緒； （ 4 ）性格特徵、年齡、受教育程度、單身時間的長短等因素都會影響個人對婚姻成敗原因的判斷，同時，對婚姻成敗的歸因與主觀幸福感、生活滿意度都有一定的相關。
  15. It was observed that micro - organisms in soil treated with the herbicide at a range of 2 - 50 mg / kg grown greatly different from those in control. the results showed that bacteria, such as bacillus and pseudomonas were grown most fast ; and then staphylococcus, vibrio and escherichia were increased obviously ; but that actinomyce and fungi were seemed to be inhibited by quizalofop - p - ethyl

    土壤中的細菌（ bacteria ）種群數量在70d培養期內與對照組相比均有不同程度增加，其中芽孢桿菌（ bacillus ） 、假單胞桿菌（ pseudomonas ）的生長最快，弧菌屬（ staphylococcus ） 、埃希氏菌屬（ hibrio ）和葡萄球菌屬（ escherichia ）的生長速度次之。
  16. Labor intensive industries adapting to local situation should be developed and enhanced, such as township enterprises, for providing off - farm opportunities to on - spot labor transferring, along with the rural industrialization and urbanization. at the same time, relevant departments should pay more attention on human resources investment, through enhancing farmers education and their quality for improving the capacities of farmers to choose and find jobs. another important solution is to organize the labor transferring, from transferring without plan and purposes to transferring with confirmed purposes, to increase the transferring efficient and transferring ratio

    在以上分析的基礎上，提出本文的建議：應該大力發展和鞏固適應農村特點的勞動密集型二、三產業，尤其是鄉鎮企業，在推進農村工業化和城鎮化的同時，增加大量非農就業機會，促進勞動力的就地轉移；同時，從人力資本投資角度出發，通過多種多樣的形式，加強農民的教育，逐步提高農民的素質，幫助他們掌握一技之長，增強農村勞動力自主擇業和從業的能力；同樣重要的是，加強農村勞動力轉移的組織，從嘗試盲目的轉移到有目的的轉移，提高農村勞動力的轉移效率，從而促進轉移比例的提高；對于不同的社區，推進勞動力轉移的進程中，要注意對一些特殊群體? ?比如女性勞動力的轉移採取一系列的促進工作。
  17. Main content includes : first, improve the understanding of the necessity and urgency about the youth ' s ideological and political work ; second, set up a goal system of the youth ' s ideological and political work, gearing to actual circumstances ; third, study the youth ' s thought state scientifically to strengthen the predictability and perspective of the work ; fourth, explore and utilize the new carrier of the work energetically, especially to capture the position of internet voluntarily ; fifth, combine the era ' s requiring and the youth ' s reality closely, and promote the work pertinently ; sixth, strengthen organizational support of the work and combine the innovating of the communist youth league ' s constructing with the ameliorating of the youth ' s ideological and political work ; seventh, continue and deepen teenagers " mass activity of establishing spiritual civilization ; eighth, make great efforts to build a good atmosphere for the youth ' s ideological and political work, mobilizing the whole society, with a responsible attitude towards the young generation and the country ' s future, optimize the environment the youth growing up in

    第三，就如何做好新時期青年思想政治工作提出了對策。主要內容包括：一是要切實提高對青年思想政治工作必要性、緊迫性的認識；二是切合實際地建立青年思想政治工作的目標體系；三是科學地研究青年思想狀況，加強青年思想政治工作的預見性和前瞻性；四是大力發掘和利用青年思想政治工作的新載體，特別是要主動占領網際網路這個陣地；五是緊密結合時代要求和青年實際，有針對性地開展工作；六是著力加強青年思想政治工作的組織依託，將團建創新與改進青年思想政治工作結合起來；七是繼續深化青少年群眾性精神文明創建活動；八是努力營造青年思想政治工作的良好氛圍，全社會動員起來，以對青年一代、對國家未來負責的態度，優化青年成長的環境。
  18. The trf of female is longer than that of male to the same age. to the human of shangxi and bfijing, there is not an obvious difference to the trf

    對比同年齡組d _ l西人群和北京人群的端粒i ） na片斷一長度，沒有發現顯著性差別。
  19. On the basis of reviewing explanation of economic development by economic growth theories, welfare economics, sustainable development theories and new institution economics, it proposes a new angle to explain economic development with industrial clusters. it holds that knowledge capital, organizational capital and social capital based on industrial clusters are new endogenous factors of economic development. industrial clusters " specialization division leads to increasing returns, external scale economies and scope economies, and accelerates economic development

    在回顧經濟增長理論、福利經濟學、可持續發展理論和新制度經濟學解釋經濟發展的基礎上，提出基於產業集群解釋經濟發展的新視角，認為基於產業集群的知識資本、組織資本和社會資本是經濟發展新內生要素，產業集群的專業化分工導致收益遞增、外部規模經濟和范圍經濟實現，從而推動經濟發展。
  20. Mhc is an extended cluster of genes with extraordinary polymorphism, which consists of three classes of genes ( class i, class ii and classiii ). they are different from each other in their structure, expression, mode of evolution and so on. class ii genes are further divided into two subclasses and the mhc genes spread over nearly all vertebrates extensively

    Mhc基因是一個高度多態的基因群，主要包括三大類基因?類（ class ） 、類（ class ）和類（ class ）基因，它們無論在結構組成、表達組織的類型、刺激特定t細胞的類群及長期進化等方面都有所不同；類基因還可進一步分為a 、 b兩個亞類：各類基因廣泛分佈於各種脊椎動物體內。
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