典型變種 的英文怎麼說

中文拼音 [diǎnxíngbiànzhǒng]
典型變種 英文
typical variety
  • : Ⅰ名詞1 (標準; 法則) standard; law; canon2 (典範性書籍) standard work of scholarship 3 (典故...
  • : 種名詞(姓氏) a surname
  • 典型 : 1 (在同類中最具有代表性的人或事) typical case; typical example; model; type; specimen 2 (具有...
  1. ( 2 ) based on indoor test, two typical soft rock of brecciated mudstone and siltstone in luohu jiancheng district is carried systemically though interior rheological testing ; moreover combining with preceding studying results of rock rheological constitutive model, rheological numerical constitutive model suited to rock mass mechanics characteristics and stratum structure of luohu fracture zone, and numerical parameters of the model are processed with studying of curve fitting

    ( 2 )立足於室內試驗,對羅湖建成區兩的軟弱巖石?含角礫泥巖和粉砂巖進行系統的室內流試驗研究,又結合前人對巖石流本構模的研究成果,分析並確定了適合羅湖破碎帶巖體力學特性及地層構造特徵的流計算本構模,並對該模的計算參數進行了曲線擬合研究。
  2. Typical variable windfield models, such as large scale steady wind flow, downburst, turbulence, airflow over mountain, are developed and their physical specialities are discussed. furthermore, simplex modules are integrated to form complex model. facticity and application technique to flight simulation are discussed

    討論了以下幾風場模(大尺度均值風模、 dryden紊流模、微下擊暴流模和過山氣流模)的物理特徵與建模方法,並對單一模進行復合,建立化風場模庫,最後討論了各的真實性與如何應用於飛行模擬; 3
  3. There are many adaptive changes in the two research subjects ( artemisia. songarica schrenk. and seriphidium. santolinum ( schrenk ) polijak. ) in morphology and anatomy, such as with the increase of the daily age, the root - shoots ratio increased ; the root became stronger ; the ratio of leaf volume and leaf area increased ; the volume of epidermic cell decreased ; the cut - icle and phellem layer on the surface of root thickened. stoma caved in leaf ; epidermal hair of leaf and stem well - developed, palisde tissue developed well, the cell gap decreased ; the spongy tissue disappeared ; leaf is kinds of isolateralthat is the typical xeromorphic structure ; crystal cell and fibric cell increased ; conducting tissue and mechanical tissue developed well ; bundle sheath appeared

    實驗研究的兩菊科( compositae )植物(準噶爾沙蒿( artemisiasongaricaschrenk )和沙漠絹蒿( seriphidiumsantolinum ( schrenk ) poljak . ) ) ,形態解剖方面的化表現為:隨日齡增加,根長/株高比值日益增大;根系逐漸發達;體積與葉面積比逐漸增大;表皮細胞體積小;角質層增厚;根外部出現加厚的木栓層;氣孔下陷;葉、莖部的表皮毛密布,柵欄組織日益發達;而細胞間隙日漸小;海綿組織逐漸消失;葉面結構常為旱生結構? ?等葉面;晶細胞及纖維細胞數目增多;輸導組織、機械組織日漸發達;具有維管束鞘等等。
  4. The results of biological tests have demonstrated that allantoic fluid of the first passage virus did n ' t produce macroscopic pathogenic role to chicken embryos and after passaged for four times, gross lesions were observed in chicken embryo. the virus showed typical coronavirus under electron - microscope and it could n ' t form plaque in cef cells and could hemagglutinates chicken red blood cells after treatment with 1 % trypsin. to surprise, the virus replicated in cef cells also showed hemagglutination activity to chicken red blood cells. in addition, the spf chickens which inoculated with the virus isolated from the chicken damaged tissue showed clinical sign and grow lesion, but it ' s gross lesion did n ' t resemble to those of field outbreaks

    生物學特性:雞胚尿囊液經離心、磷鎢酸負染后,電鏡觀察該病毒為的冠狀病毒;該毒株的第一代尿囊液對雞胚無肉眼可見的致病作用,當繼代到第5代后,胚體嚴重病;病毒在雞胚中隨著接時間的延長,其效價增高, 96h可達到48h的2倍;該毒株可在cef上生長,但不能形成明顯的蝕斑;經1胰酶處理后可凝集雞紅細胞;雞胚的第四代尿囊液病毒回歸動物體,病死雞腎臟呈的花斑腎,腺胃則未見肉眼可見的病
  5. This paper use the ncep / ncar day - to - day reanalysis data of 500hpa high field and so on, choose ural mountain, baikal, okhotsk as the key district, the mid - high latitude of eurasia circulation courses that have long duration ( scale of time is middle, namely during 10 - 30 day ), maybe continue continuously after being intermittence of 1 - 2 days in middle, appear repeatedly is for research object, define an index " i " of the circulation pattern over mid - high latitude of eurasia. a method is proposed to identify the summer typical persistent circulation pattern at 500hpa levels over eurasia mid - high latitude. the climate characteristics of those typical persistent circulation patterns are studied

    本文利用ncep / ncar再分析逐日500hpa高度場等資料,選擇烏拉爾山、貝加爾湖、鄂霍次克海這三個地方作為關鍵區,以夏季歐亞中高緯度持續時間長(時間尺度屬于中間時間尺度,即10 ? 30天之間) 、中間可能會間歇1 、 2天然後又繼續持續、反復出現的環流過程為研究對象,定義了一個夏季歐亞中高緯流指數,在此基礎上提出了一對夏季歐亞中高緯500hpa持續流的界定方法,研究了持續流的氣候特徵,分析了流指數的年代際化,以及對應不同階段、不同流的降水場、加熱場、海溫場等的主要特徵。
  6. There is a period of soil contents range from ten to twenty five days over the humid discussed area in summer, and the period is not obvious at the discussed zone of close oasis desert area in summer and winter. ( 2 ) soil temperature exits several periodic variations of different depths ranging from six to twenty four days in heihe region, and nine to thirty days in gaize and shiquanhe region. it also shows that gradient of soil temperature affects on the soil content movement more greatly in summer. ( 3 ) the land surface temperature of yangtze river lower region is retrieved from noaa - ahvrr data

    ( 2 )根據土壤溫濕資料,採用功率譜分析、 pca分析等方法,分析了兩下墊面土壤溫度的時空分佈特徵及其對土壤水分運動的影響,發現研究區土壤溫度除日和年化周期外還存在6 30天的不同周期;下墊面的非均勻性及其季節化及溫度梯度化對土壤水分運動有很大影響,冬季溫度梯度化對土壤含水量影響大於夏季溫度梯度對上壤含水量化的影響,且溫度梯度與水分運動方向相反。
  7. Disigning coolant channel on the firebox of liquid rocket engine to loxodrome ( equal - angle helix ) groove can improve firebox coolant capability greatly. because the width dimension of loxodrome groove is narrow and the depth is deep, some machining methods are incapable, such as end - milling or electrochemistry. according to the peculiarities, a cnc disk - cutter - milling method which is composed of five motion axes with four simultaneously interpolated ones is researched. because most firebox generatrix is composed of complex curves, it is very difficult to get cnc cutting program with manual means. in order to deal with the problem, the loxodrome mathematics model is studied, and an auto - programming software system is developed. the software system can generate cnc cutting program of loxodrome on many kinds of turned surface. the constriction - distension segment of firebox is the most representative workpiece. the sharp changing of its generatrix slope makes loxodrome milling difficult. with the theory analyzing and practice cutting experiment, some applied techniques, which include milling mode and direction, choosing cutter diameter and cutting start point setting, are developed. adopting the technology above, tens regular workpiece have been manufacturing. the two - year manufacture practice has confirmed the validity and feasibility of developed loxodrome coolant channel milling method. the developed technology is also worth to be referenced to other similar workpiece

    將液體火箭發動機燃燒室的冷卻通道設計為斜航線(等傾角螺旋線)槽形,可以大幅度改善燃燒室的冷卻性能.斜航線冷卻槽的槽寬尺寸較小而槽深尺寸較大,所以無法使用棒銑刀銑削、電化學等加工方式.針對這些特點,提出了五軸控制、四軸聯動的數控片銑刀銑削加工方法.由於燃燒室外表面的母線輪廓復雜,手工編制數控加工程序難度大.為了解決數控加工程序的編制問題,研究了斜航線的數學模,開發了自動編程軟體系統.使用該系統,可以生成多母線輪廓回轉體外表面上的斜航線數控加工程序.燃燒室收斂-擴張段的母線斜率化大,加工難度大,是斜航線冷卻通道加工的最工件.經過理論分析和實際切削實驗,研究了針對該類工件的片銑刀直徑選擇、銑削方式和方向、刀具調整和起刀點的設置等多項實際的加工方案.採用上述的一系列技術,已經成功地加工了數十個合格工件.經過兩年多的實際生產過程應用,驗證了所開發的斜航線冷卻通道加工方法的正確性和可行性.這些加工技術的研製成功,對其他相似類零件的加工亦具有參考意義
  8. Our video post - processing algorithm can only convert several tipycal types of interlaced signals to de - interlaced signals. while the 21 types of video display formats must be achieved by video display module. in this dissertation. we provide the design method of video display module in detail based on the introduction of multiplicate video display formats. at the mean time, in order to improve image quality further, by analyzing and comparing a variety of currently popular image sealer methods. we provide a alternative way for selecting appropriate image sealer methods

    視頻后處理演算法只針對幾的輸入制式進行隔行逐行的轉換,而多達21的視頻顯示格式主要通過視頻顯示模塊來完成,因此,本文在介紹多視頻顯示格式的基礎上,詳細介紹了針對我們目前版本的視頻后處理晶元視頻顯示模塊的設計方法,並且為了在視頻后處理晶元的后續版本中,進一步提高視頻顯示的質量,本文對圖像插值的方法也進行了探索,通過比較和分析目前多流行的圖像插值方法,得到了后續版本圖像插值方法選擇的方向。
  9. The second form of arteriolosclerosis is shown here. the arteriole here has an " onion skin " appearance typical of hyperplastic arteriolosclerosis. this lesion is most often associated with malignant hypertension

    細動脈硬化的第二形態。細動脈呈「洋蔥皮」外觀,這是增生性細動脈硬化的表現。這常常與惡性高血壓有關。
  10. It is just the difficulty that the strongly correlated electron systems can not be studied by analytical methods, a variety of simulative numerical methods come out sequentially. there are a few typical methods such as the exact diagonalization ( ed ), the qutum monte carlo ( qmc ), the variation monte carlo ( qmc ), the renormalization group ( rg ), and the density matrix renormalization group ( dmrg ) and so on

    正是強關聯系統遇到了解析研究的困難,各數值模擬方法才相繼出現,最的數值方法有:嚴格對角化( ed ) ,量子蒙特卡洛( qmc )模擬、分蒙特卡洛模擬( vmc ) 、數值重整化群( rg )以及密度矩陣重整化群( dmrg )等。
  11. The paper concludes that the changing rate of ndvi of rain forest in tropic is the smallest, the changing curve is smooth, while the changing rate of ndvi of the deciduous broad leaf forest in warm - temperate zone is the largest the change of ndvi is the most conspicuous in winter and spring ( especially in april ) while is not conspicuous in summer and autumn by analyzing the change of ndvi along latitude using the ndvi value of different vegetation types along the same longitude. the vegetation index from warm temperate zone to semitropical zone has obvious transition, while other areas have no distinct change by analyzing the change of ndvi from temperate zone to semitropical zone to tropical zone using ndvi averagejn the same time it is concluded that the sink value in the beginning of the year 1995 is from the influence of the monsoon in east of china by analyzing the ndvi curve of several typical needle leaf forests. the relation between ndvi value and temperature is conspicuous while the relation of precipitation is less or not by analyzing the relation between ndvi and temperature and precipitation finally it can get the conclusion that the change of river area is the smallest, the change of sienna area is the greatest by analyzing two phases of tm data in 1987 and 1997 with rs technic

    利用從同一經度的不同森林類ndvi值分析,沿緯度方向ndvi化可得出, ndvi在冬春季化最明顯(尤其是在4月份最大) ,而在夏季和秋季化不明顯。利用ndvi均值進行分析,從暖溫帶到亞熱帶到熱帶的化情況發現,從暖溫帶到亞熱帶ndvi指數形成明顯的階躍,而其它區域沒有太大的化,同時對幾的針葉林曲線分析可知其年初的凹值源自於我國東部季風的影響。利用ndvi數據分析其與月均溫度與降水的相關性得出與溫度相關性較為顯著,而與降水相關性不顯著或無相關性。
  12. The two wings tectonics and metamorphism in tai ping - shan syncline were studied by the method of comparison, and it has been proved that the intrusion of fang shan magmatic rock was the sources of various geological effects, all different typical geological phenomena are the results of magmatic rock intrusion, and the nearer distance the area to the fang shan magmatic rock, the stronger effect it has

    本文通過比較分析的方法,對太平山向斜南北兩翼構造形和質進行了研究,提出了「房山巖體」的侵入作用是本區各地質作用的主要動力來源,區內各的地質及構造地質現象是巖體侵入作用的結果,離巖體越近影響程度越大,遠離巖體逐漸減弱。
  13. First, it analyzes the working principle and some features of the system, such as the circulating current characteristics, power distribution characteristics, and characteristics about closed loop regulation of voltage. then it goes on to the study of some typical control methods, and designs on this basis, a parallel controller using a synchronization control strategy of racing to merging and a load - sharing strategy combined with feedback control and drooped control

    文中,首先通過建立系統的數學模,分析了逆電源並聯運行的工作原理以及並聯系統的一些主要特性,包括它的環流特性、功率特性和電壓閉環調節特性;在此基礎上,又研究了幾的並聯運行控制方式;然後,採用搶占與並發相結合的同步控制方式和反饋與下垂特性相結合的負載均分控制設計了並聯控制器。
  14. Utilising dissolved gases analysis, a new insulation fault diagnosis method for power transformers is proposed. this method is based on the group grey relational grade analysis method. first, according to the fault type and grey reference sequence structure, some typical fault samples are divided into several sets of grey reference sequences. these sets are structured as one grey reference sequence group. secondly, according to a new calculation method of the grey relational coefficient, the individual relational coefficient and grade are computed. then according to the given calculation method for the group grey relation grade, the group grey relational grade is computed and the group grey relational grade matrix is structured. finally, according to the relational sequence, the insulation fault is identified for power transformers. the results of a large quantity of instant analyses show that the proposed method has higher diagnosis accuracy and reliability than the three - ratio method and the traditional grey relational method. it has good classified diagnosis ability and reliability

    基於壓器油中溶解氣體分析,提出了一基於群灰色關聯度分析的壓器絕緣故障診斷新方法.首先根據故障類與灰色參考序列構造,選擇壓器故障樣本構造多組參考序列,這些參考序列組構成一個灰色參考序列群.其次根據給出的新的關聯系數計算方法,計算個體關聯系數和關聯度.然後根據給出的群灰色關聯度計算方法,計算群灰色關聯度和構造群灰色關聯度矩陣.最後根據關聯序識別壓器絕緣故障診斷.通過大量壓器絕緣故障診斷實例分析,所提方法診斷準確性與可靠性優於三比值法和傳統的灰色關聯分析方法,具有較好的分類診斷能力和可靠性
  15. The first aspect is about amending the definition of the financial lease contract, and the second is of modifying the quality of the financial lease contract. the third aspect is that the financial lease contract should be treated as the contract concerned three parties and the rights and obligations belong to the every party ' s should be stipulated in one integrated contract. the forth involved transformation of some systems, such as the dual controlled system of the lesser, the lesser ' s obligation to guarantee no flaw of leased object, the right to charge under the sale contract, renting by foreign currency, the lessees risk of appointing agent, and so on

    一、修改融資租賃合同的定義;二、改融資租賃合同的定位;三、將它規定為三方合同關系,用一個完整的合同規制各方當事人的權利義務;四、某些具體制度設計的改,如出租人的雙軌制、出租人的瑕疵擔保義務、關于買賣合同索賠權、外幣計租、承租人選定代理人的指定風險等;五、建立融資租賃法律制度的完整體系,將目前尚未規定的各形式寫進合同法。
  16. 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,為的泛化.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馬尾松的發展,導致環境的改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的常綠闊葉林.群的資源利用能力,是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
  17. A test has been carried out on three typical bridges sectional models of flutter derivatives to find the general rules with the change of flutter derivatives of the bridges sectional model. and it has been discovered that this change depend on the torsional damping, an element closely relating to the h * 2 and a * 2 4

    通過對三斷面顫振導數的測試,考查了各顫振導數隨斷面形狀的化趨勢,說明了最主要的化體現在與扭轉阻尼有關的h _ 2和a _ 2項。
  18. This paper, in the light of the special geological environment and actual project situation of the three gorges reservoir area, puts forward a comprehensive analysis and evaluation system suitable for the stability analysis of the bank landslide of the three gorges reservoir area under the premise of thorough consideration of the water influence on the stability of the bank landslide, and obtains the following achievements in several aspects that have the practical application significance and certain scientific research value : ( 1 ) it is discovered that the water activity is the primary factor of the formation of the new landslide and the revival of the ancient landslide. on the one hand, the rising underwater level reduces the actual stress of landslide ; on the other hand, the long time soaking of the underwater reduces the mechanics intensity of the landslide and the slide belt, both of which reduce directly the landslide stability ; ( 2 ) in view of the special condition of the three gorges reservoir area, this paper analyzes systematically the forces acted on the landslide of the three gorges reservoir area and the force varieties acted on the divided landslide when the water level changes between 175 meters and 145 meters. thus it is more scientific and comprehensive for the analysis of the forces acted on the landslide ; ( 3 ) this paper summaries systematically 10 kinds of typical computation projects by organic combinations of different kinds of situations in the dry season ( nature statue ), rainy season ( rainstorm or rains for a long time condition ), with 175m water level in the reservoir, during the earthquake, with the water level of the reservoir adjusted from 175m to 145m and so on, and produces

    本文針對長江三峽庫區特殊的地質環境與工程實際情況,在充分考慮水對庫岸滑體穩定性影響的前提下,提出了一個適用於長江三峽庫岸滑坡體穩定性分析的綜合分析評價體系,並取得了如下幾個方面具有工程實際意義和一定科學研究價值的研究成果: ( 1 )研究結果發現,水的活動是新滑坡形成或古滑坡復活的主要因素,一方面是由於地下水位升高降低了滑坡體的有效應力,另一方面是由於地下水的長期浸泡降低滑體及滑帶的力學強度,這兩方面的因素均將直接降低滑坡的穩定性; ( 2 )針對三峽庫區的特殊條件,系統分析了作用於三峽庫區滑坡體上的力系和庫水位在175m與145m間化時滑體條塊的受力化,從而使對作用於滑坡體上的力系分析更科學、更全面; ( 3 )通過對滑體處于旱季(天然狀態) 、雨季(暴雨或長期降雨狀態) 、 175m庫水位、地震以及庫水位由175m調節下降至145m等各不同情況的有機組合,本文系統地歸納總結出了10計算工況,並具體給出了相應的作用荷載的計算方法,使在庫區岸坡滑體穩定性分析評價時對計算工況選擇及其作用荷載的計算更具規范性; ( 4 )具體運用c + + builder開發了關于滑坡體穩定性綜合分析評價系統,使對滑坡體穩定性分析計算更方便、更準確; ( 5 )將上述滑坡體穩定性綜合分析評價系統應用於重慶市豐都縣名山滑坡穩定性分析的具體事例中,分析結果表明,本文所提出滑坡體穩定性綜合分析評價方法對三峽庫區的滑坡穩定性分析是實用可行的。
  19. This text draws the basic principle of infrared diagnoses based on the primary knowledge of infrared radiation, and analyse the imaging principle of infrared devices ; from the view of infrared diagnostic technology we discuss the fault models and the principium of infrared diagnosis on electrical equipments ; then this paper research the diagnosis of electrical equipments fault by using infrared devices, obtain the hot picture atlas of equipment fault and analysis the hot picture atlas ; the text analyse the various kinds of possible factor which might effect the results of infrared diagnosing in electrical equipments, and propose correspondingly countermeasure against these factor in order to improve the accuracy of measurement ; finally, by using infrared diagnosing techniques analyse and diagnose the interior or exterior fault in part of transformers and arresters in electric network of si chuan, and the results obtained from the text accord with practice

    本文在紅外輻射的基礎知識上引出紅外診斷的基本原理,分析了紅外成像儀的成像原理;並從紅外診斷的角度研究了電氣設備的故障模式及其診斷的機理;研究了利用紅外熱像儀對電氣設備的故障進行診斷,獲取設備故障熱像圖譜並進行熱像圖譜的分析;對影響電氣設備紅外技術診斷結果的各可能因素進行了分析探討,並針對這些干擾因數,提出了相應的對策,以提高檢測的準確性;論文最後應用紅外熱成像技術對四川電網中的部分壓器和避雷器的內外部故障進行了診斷分析,得到與實際相符的結果。
  20. Secondly, through reading of large documents, the paper analyses the typical housing policy of three west countries, including the general situation of housing policy, process history and policy trait. based on the comparative analysis of different housing policies the paper put forward some policies that can be used for reference. at last, aiming at the concrete problem, the paper come up with a series of countermeasure and put stress on the primary design of the mode of housing renting allowance

    然後,通過大量文獻的閱讀,分析了西方國家的住房政策,包括政策地概況、發展演歷程和政策特點,比較分析了各政策的優劣,提出了值得我們現階段的政策措施最後,針對杭州中、低收入者住房政策的具體問題,提出了自己的對策建議,著重探討了住房租金補貼方式的初步設計實施。
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