表型優勢 的英文怎麼說

中文拼音 [biǎoxíngyōushì]
表型優勢 英文
phenotypic advantage
  • : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
  • : 名詞1 (勢力) power; force; influence 2 (一切事物力量表現出來的趨向) momentum; tendency 3 (自...
  1. After analyzing purple soil sampled from neijiang, leshan ofsichuan provinec and yuanmou of yunnan province, the contrast results of microbe quantity feature between surface and subsurface purple soil were obtained as follows. the content of soil organic matter, total and available nitrogen, phosphorous and potassium of surface was higher than subsurface, not relating to the type of purple soil and soil utilization way. the quantity of microbe _ bacteria, actinomyces and mould in surface purple soil was higher than subsurface, which indicated that the organic matter and airy condition in surface soil was more suitable for microbes growing. there was the same tendency in profile change of microbe quantity in purple soil located in temperate _ humid climate of sichuan basin in contrast with dry _ hot climate of yuanmou, yunnan. the nutrient situation of purple soil in sichuan basin shown that state of surface was better than subsurface, while in yuanmou of yunnan the state was on the contrary due to the degradation of surface soil

    實驗室對四川內江、樂山和雲南元謀不同類紫色土層和亞層微生物數量特性的比較分析明:土壤有機質、氮磷鉀全量及其速效量均現為層高於亞層,與紫色土類和利用方式無關;三大類土壤微生物細菌、放線菌和黴菌數量均現出層高於亞層,明紫色土層的有機質和通氣性于亞層,適宜於這三大類微生物生長;溫濕氣候條件下的四川盆地和乾熱氣候條件下的雲南元謀其紫色土微生物數量的剖面變化具有相同的趨,唯土壤營養狀況在四川盆地紫色土中現為于亞層,而在雲南元謀紫色土中由於層土壤的退化作用現為亞層的相反情況。
  2. The growth dynamics of tree basal area of form. taxus chinensis var. mairei population in different altitude were discussed using the liu - logistic model, and the results showed that the altutide of 790 meters is more suitable to the survive of form. toms chinensis var. mairei population than 990 meters. plot sampling was selected and dynamic analysis was used to study the height structure of taxus chinensis var. mairei population, and the quadrate picture of height structure and the curve of survival rate were drew

    運用改進模對南方紅豆杉種群在不同海拔梯度的種群度增長進行了探討,明海拔790m處的南方紅豆杉具有較大的環境容納量,但增長速度不快,海拔990m處的南方紅豆杉種群環境容納量不高,但具有較大的增長速度,這可能與群落的發育階段不同有關,兩地海拔均為南方紅豆杉適宜的生長海拔高度,相比而言,海拔790m的珍稀瀕危植物南方紅豆杉種群數量特徵的研究高度更宜於南方紅豆杉種群的生長。
  3. Soil collembolan is deemed as an epitome of soil invertebrate and medium - sized soil animals because of its abundance in species and hugeness in biomass

    摘要土壤彈尾目昆蟲作為無脊椎動物和中土壤動物的典,其具有豐富的種類和巨大的生物量,在重金屬污染環境評估中具有十分重要的地位和獨特的
  4. The result showed that the homology rate of pila gene among the 5 avian pathogenic e. coli strains tested and one human e. coli were from 89. 8 % to 91. 1 %, and the homology rate of amino acid were from 88. 5 % to 91. 8 %. the homology rate of pila gene sequence among 5 avian pathogenic e. coli strains tested and avian pathogenic e. coli reported ( serotype o1, o2, o78 ) were from 87. 8 % to 90. 2 %, and the homology rate of amino acid were from 84. 6 % to 91. 2 %. there had homology in avian pathogenic e. coli. there had some common antigen side in type 1 pili of avian pathogenic e. coli

    結果明:運用msha法檢測1菌毛的檢出率為80 ( 36 45 ) , pcr法的檢出率為95 . 5 ( 43 45 ) , pcr方法用於1菌毛的檢測比msha更加敏感、快速、特異性強;選擇5株血清雞源致病性大腸桿菌代株( o _ ( 89 ) , o _ ( 119 ) , o _ ( 141 ) , o _ ( 127 ) )的1菌毛pila基因的pcr擴增片段經純化后,分別定向克隆到puc18質粒的多克隆位點,構建了含有目的基因片段的克隆質粒,並轉化到dh5株大腸桿菌載體菌中,篩選獲得陽性克隆菌株。
  5. From the introduction of the structure and characteristic of dcs, the analyzing in process and control peculiarity of huaxin type cement kiln and the analyzing in the ordinary forms of computer control system in the cement plant, to determine the feasibility of application of the dcs in computer control system of huaxin type cement kiln ; introduced the structure of the system hardware, constitutes and characteristic of the industrial network, the characteristic and the performance in industrial control system of the software system ; illuminated the whole course of the design and the application of simatic s7 - 300 programmable controller in the industrial producing process profoundly : the protraction of a control flowchart ; the confirmation of the control scheme in every cell ; how to workout a table of the all controlling and measuring dots in the control system ; how to set up a plc control project ; the configuration of the hardware and the network in project ; illuminated the course of how to program the plc control program in detail ; how to establish a connection between the plc and the programmer ; how to download the configuration and the program of the plc project ; the configuration of control center software simatic wincc ; the whole course and the methods of the control system debugging ; illuminated the essential in the course of the design in project and program ; illuminated the problem and its respondence maybe encountered in the project ; illuminated the superiority of the new control system in inspecting, operating and its stability ; discuss the development of the computer control system in the application of the huaxin type cement kiln

    從介紹了dcs的結構、特點和分析華新水泥窯的工藝控制特點及當今在水泥窯計算機控制系統上採用的幾種常見形式的比較出發,分析了在華新水泥窯應用dcs的可行性;詳細介紹了系統硬體結構、網路組成及特點、所採用的軟體體系的特點及其在工業控制應用中的性能;深入詳細地說明了西門子s7 - 300可編程序控制器在華新水泥窯控制上應用及設計的全過程:控制流程圖的繪制;單元控制方案的確定;系統控制測點的編制; plc控制項目的建立;項目硬體及網路的組態; plc控製程序的編制過程並詳細說明了控製程序的編制思路; plc與編程器連接的建立; plc項目組態及控製程序的下載; wincc監控軟體的組態;控制系統的調試過程及方法;對設計和使用的要點及系統調試時應注意的問題進行了說明;對項目的實施后的華新水泥窯控制系統在操作和控制上及其在系統易維護性、系統穩定性上的進行了說明並討論了華新水泥窯計算機控制系統的發展方向。
  6. In fact, whichever the silicon valley of usa, or the emillia - romagna of italy, they also have self - feature regional innovation networks, which play an important role in achieving availability configuration of innovation resources and improving innovation ability. this article discusses some questions related to the model dynamism of regional innovation networks and the role of government in the regional innovation networks on the base of description of regional innovation networks. at the same time, this article will put an emphasis on the comparative analysis between the innovation networks of traditional industry district and the innovation networks of high technology industry district, expound how to constitution and develop regional innovation networks. finnaly, this article makes two empirical analysis about regional innovation networks of traditional industry distric of liu shi and software industry district of hang zhou

    研究明,不論是在美國的矽谷,還是在義大利的艾米利亞?羅馬格納地區,都存在各具不同特色的區域創新網路,它們在實現創新資源有效配置和提升企業創新能力方面發揮了重要作用。本論文擬對區域創新網路這一新的產業組織形式進行全面闡述的基礎上,來探討區域創新網路模及其產生機理,以及區域創新網路中政府的作用與職能。同時,本論文著重對傳統產業區與高技術產業區創新網路進行了比較分析,提出了培育、發展和完善區域創新網路的建議。
  7. 10 adzhiev v, kazakov m, pasko a, savchenko v. hybrid system architecture for volume modeling. computers graphics, 2000, 24 : 194 - 203. 11 allegre r, barbier a, galin e, akkouche s. a hybrid shape representation for free - form modeling

    為驗證本文方法的,我們使用徑向隱函數來示超形,並用以處理特別復雜的由幾百個超形構成的大模,而且這些超形又是能層次化全局變化的。
  8. Static and dynamic trial experiments indicate that the system, not only can well simulate the prime governor and self _ equilibrium characteristics of a prime mover with its simple hardware line, small size and versatility, but also can highly improve the whole system ' s control precision, reliability and stability when compared with the system design of the analogy circuits

    靜態、動態測試實驗明:該控制系統,不僅硬體線路大為簡化、體積小、通用性強,能夠很好地實現對原調速器及原動機自平衡特性的模擬,而且與模擬電路的設計方案相比,整個系統的控制精度、可靠性和穩定性等大幅度提高,具有明顯的
  9. In six selected areas of the subtropical semi - humid evergreen broad - leaf forest ecosystem of yunnan diaolin mountain, during drought season from november, 1992 to april, 1993, authors studied and analysed, throught adopting the taxonomic, ecological and mathematical statistics method, the distribution, composition and domi - nant fungi of the small fungi as well as biodiversity. altogether 706 strains statistics unit, belonging to 28 genera, dominant fungi 678 strains statistics unit, 20 dominant fungi gen - era

    在雲南雕林山亞熱帶半濕潤常綠闊葉林森林生態系統的六個具有代性的樣區中,於1992年11月至1993年4月旱季期間,運用系統分類、生態分析和數理統計的方法,對小真菌種群的分佈、組成、菌及其生物多樣性進行了分析,共分離獲得小真菌菌株統計單位706株,分屬於28個屬,其中,菌678株,分屬於20個屬。
  10. Strained - soi mosfet, which appears recently, takes both the advantages of soi ( silicon on insulator ) and sige ( silicon germanium ). it has shown advantages over bulk sample in enhanced carriers mobility, as well as higher transconductance, stronger drive capability and reduced parasitic capacitances. these properties make it a promising candidate for improving the performance of microelectronics devices

    Strained - soimosfet是最近幾年才出現的新器件,它將soi材料和sige材料結合在一起,與傳統體硅器件相比,現出載流子遷移率高、電流驅動能力強、跨導大、寄生效應小等,特別適用於高性能、高速度、低功耗超大規模集成電路。
  11. This thesis brings forward that it is necessary to develop image - building by planning and design of small towns mainly for tourism from the height of region aiming at some phenomena of desultorily constructions, monotone and simple view, buildings with no design and culture happened and happening in some of this type of towns. the author analyses the system, structure, elements of these small towns through the theory of city identity system and " the image of city " with five elements. on the basis of it, the author studies the structure of sights and the embodiment of characteristic sights and advances the emphases of image - building by planning and design at three different aspects : the region or aero as a whole, the town as a whole and the part of the town

    論文針對當前重慶市許多旅遊小城鎮形象建設雜亂無章,城鎮建設面貌單調乏味,建築缺乏設計和文化內涵,城鎮旅遊接待環境條件差,提出有必要站在區域的高度,對這類小城鎮進行形象規劃和設計,運用城市識別系統cis ( cityidentitysystem )和「城市意象」五要素的原理來分析小城鎮系統結構和要素,以便能夠清楚地認識研究對象,在此基礎上分析旅遊小城鎮的景觀構成及特色體現,提出了旅遊小城鎮形象在宏觀、中觀和微觀三個層次上規劃設計的重點,並從理論上分析從實踐中總結出旅遊小城鎮形象規劃設計的一般原則、方法達方式及手段等,最後本文運用前面的理論和方法分析了重慶市的兩個典的旅遊小城鎮,並進一步得出結論,即旅遊小城鎮形象建設是一個系統工程,要從規劃和設計兩個角度,結合旅遊的,結合地方,結合自然,既有整體又有重點地對旅遊小城鎮形象進行塑造,使得旅遊與小城鎮的建設和發展互相融合,協調發展,相得益彰。
  12. 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個種群3個年齡級生態位寬度進行了研究.結果明,川灰木利用資源的能力最強、分佈廣,為典的泛化種.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
  13. The 486 genera are devided into 13 types and 14 subtypes of geographical elements. analysis of the floristic composition and the geographical elements shows that the flora has a complex composition dominated by tropical elements. floristic analyses indicate that influences of the tropical flora and of the temperate flora are quite strong upon the gmnr flora, and the former is some stronger

    從屬的分佈的分析可知,該地區具有中國15個種子植物屬分佈區類中的14個分佈類明該區系成分復雜,區系成分以熱帶?亞熱帶成分佔,熱帶和溫帶成分均有影響,而以前者較為強烈。
  14. There are two kinds of retrieval model, full text retrieval and content retrieval, and the vector space model ( vcm ) of the latter is a widely - used method with better effect. the best excellence of vcm is the predominance of knowledge presentation, which expresses documents with vectors in vector space and changes the comparability issue to the distance of vectors, and thus reduces the complexity of documents matching. however. we can not affirm the absolute effect of it, and in this thesis we prove its nonproficiency through experiments

    向量空間模最大的點在於知識示方法上的巨大,用n維空間的向量示文檔,用向量之間的夾角示文檔的相似度,從而將文檔信息的匹配問題轉化為向量空間中的矢量匹配問題,將難以計算的文字量化成很容易計算的實數,使問題的復雜性大大減小。但是,並不能夠說目前的向量空間模是最理想的,本文通過實驗證明了vcm達信息的不精確性。
  15. Twenty f1 combinations crossed among 5 varieties and strains different in fiber properties according to complete diallel crossing design were used to evaluate the heterosis and gene action of boll weight and lint percentage in high quality fiber property varieties in upland cotton in 1998 1999 for two year successively at nanjing. it was indicated that there existed small interactions with the environmental factors without maternal effects and the additive gene effect was in chief, attaining to 51. 2 % and 65. 4 % respectively for boll weight and lint percentage. the dominant effect was also in higher rate, 32. 6 % and 16. 8 % respectively. the population mean heterosis of boll weight and lint percentage over the mid - parental mean were relatively prominent 13. 3 % and 3. 5 % respectively in extreme significance. however, boll weight showed no significantly surpassing parental f1 heterosis over the better parent based on population mean ( 2. 0 % ) ; while the lint percentage expressed significant negative heterosis value ( - 2. 1 % ). the gene actions were in conformity with the heterosis expression. it was shown clearly that the f1 combinations crossed between parents with similar performances had relatively high dominant effects and significant positive f1 surpassing parental heterosis ( f1 heterosis over the better parent ) ; while no f1 combination crossed between the parents with prominent mutual difference surpassed the higher parent in yield components, which indicated that among those parents with less difference and close relationships, there still existed sufficient genetic variation or certain mechanism for creating variation and achieving greater advances in breeding. correlation analyses also indicated that there still existed severely undesirable negative correlation between yield and fiber properties as well as the difficulties for their simultaneous improvements

    利用5個具有不同纖維品質性狀的品種(系)配製完全雙列雜交組合20個,通過親本和f1的2年隨機區組試驗發現產量性狀的鈴重和衣分與環境的互作效應小,不存在母體效應,並以加性遺傳效應為主,分別占方差的51 . 2 %和65 . 4 % ;顯性遺傳效應所佔的比率也較高,分別為32 . 6 %和16 . 8 % .鈴重和衣分的群體平均較大,分別為13 . 3 %和3 . 5 % ,達到了極顯著;鈴重的超親為2 . 0 % ,不顯著;衣分為顯著的負值( - 2 . 1 % ) .遺傳分析與雜種結果一致.具體現在產量性狀上,親本相當配製的組合雜合顯性較高,其超親正向顯著,而極值親本(差異較大)所配組合沒有超過高親的.這明親本差異小、親源關系較近的親本中仍然存在足夠的遺傳變異或某種機制以創造變異使育種取得更大的進展.相關分析明了仍然存在嚴重的品質與產量的負相關,遺傳改良的難度較大
  16. The blade inner channel cooling is a complex convection - conduction coupling problem. this thesis build a three - dimension. compressible turbulence model, and give a general solve method. with the geometrical model of the glossily rectangle straight channel, the rectangle straight channel with in - line arrays disturb plates, the rectangle straight channel with staggered arrays disturb plates, the rectangle straight channel with slant disturb plates, this thesis compute the flow and heat transfer condition when the cold air path though these channels, and gain the temperature field, pressure field, velocity filed, in addition. this thesis also analyze the influence of the different channel height, the different channel materials, the different channels, and gain the function relation between he nusselt number, friction factor and reynolds number. this thesis is emphasis on the new heat transfer enhancement structure, that is, disturb plates, with the comparison with the glossily channel and channel with pin fins, the heat transfer enhancement effect of the former is better, and the conclusion can be used in the design of aircraft blade

    葉片內部通道冷卻是一個復雜的對流?導熱耦合傳熱問題,本文在分析葉片內部通道冷卻的流動與傳熱情況的基礎上,建立了三維、可壓縮紊流的物理模,得到了通用的求解辦法;利用不帶擾流片的矩形直通道、帶順排擾流片矩形直通道、帶叉排擾流片、帶傾斜擾流片的矩形直通道的幾何模,計算了冷卻空氣通過這幾種通道時的流動與換熱情況,得到了各種不同情況下計算區域的溫度場、壓力場、速度場;在此基礎上分析了不同的通道高度、不同的葉片通道材質對葉片內部通道冷卻的影響,並整理得到了各種通道形式下,努謝爾數和阻力因子與雷諾數的函數關系;本文重點研究了新的葉片內部通道冷卻強化傳熱措施?帶擾流片的內部冷卻通道的強化傳熱效果,通過與光滑矩形直通道、帶針肋通道的冷卻效果的比較,明了這種新鮚構的,對于葉片內部通道冷卻結構的設計可以起到指導的作用。
  17. Despite reports of upward pressure on labour costs, no convincing evidence suggests that china is about to lose its comparative advantage in labour - intensive industries

    盡管有關提高勞動力成本的壓力日漸高漲,沒有明顯跡象明中國將會失去其在勞動力密集產業上的比較
  18. Second, it turns to analyze the outside environment of chongqing pepsi - tianfu in details by using many theories in turn such as pest, five competition power, production life cycles and value chain, and its target is not only to find opportunities in politics, economic, technology, and social culture and also to feel threaten which results from substitute, supplier, new comer, customer and competitor of our company. then, it begins to seek the strength and weakness of this company by analyzing resource of itself in order to seek main problem s during present business operating, specially focusing on marketing promotion, cost controlling, human resource management and enterprise culture. at the same time, it concludes that the main present questions are caused by some history factors, faulty present management rules, incomplete human resource system, different leader types and weak base of enterprise culture

    然後,就運用pest法、行業競爭五種力量及價值鏈的戰略管理理論對公司的外部競爭環境進行詳細的分析,發現公司可能在政治、經濟、技術、社會文化上面臨的機會以及行業中替代品、供應商、新進入者、顧客、競爭對手正帶來的威脅;接著,運用資源分析法找出公司內部的和劣,特別是目前存在的主要問題及其產生的各種主要原因,其中問題集中現在市場營銷、成本控制、人力資源管理、企業文化四大方面,而產生原因則是公司的歷史、管理制度不夠完善、人才機制不健全、領導風格不相同、企業文化較薄弱等因素;接著,就是將內、外環境的分析結果通過swot方法進行戰略匹配和選擇,得出三個戰略方案,即:穩定發展戰略、密集發展戰略和多元化發展戰略。
  19. We choose the forest appearance tidiness, representative stands serving as standard plots, 40 stands were set up at qinling, hanzhong, huanghong in shaanxi respectively, measure every tree in the stands, measure the actual increase by the dominance tree, the time series model of individual age and diameter of quercus variabilis was established according to the actual diameter of quercus variabilis population by the fluctuant time series, the comparison of simulation and reality value of the every stand of quercus variabilis population diameter increase through the four models, the average simulation difference within 1. 5 %, the accuracy is 97. 8 % the simulation effect is better

    在陜西的秦嶺、漢中、黃龍地區選擇林相整齊、有代性的地段作為標準地,設置樣方40個,對各樣方內的林木進行每木檢尺,通過木解析的方法,測得栓皮櫟種群胸徑的實際生長量,運用起伏時間序列分析,建立了栓皮櫟種群個體年齡與胸徑生長的時間序列模,四個模所得的各個樣地栓皮櫟胸徑生長的模擬值與實際值進行比較,其模擬平均誤差都在1 . 5 %以內,平均精度達到97 . 8 % ,模擬效果較好。
  20. ( 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 )土系採用直接命名法(如:清江系) ,其檢索採取剖面構+質地+粘砂比的性態檢索順序(如: ap1 - ap2 - c +粘壤土+ 0 . 35 ) ,被研究的10個典土壤剖面被劃分為清江系、北河系等10個土系,分別隸屬於5個水耕人為土亞類、 4個水耕人為土土類。
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