空位的形成 的英文怎麼說

中文拼音 [kōngwèidexíngchéng]
空位的形成 英文
formation of vacancies
  • 空 : 空Ⅰ形容詞（不包含什麼; 裏面沒有東西或沒有內容; 不切實際的） empty; hollow; void Ⅱ名詞1 （天空） s...
  • 位 : Ⅰ名詞1 （所在或所佔的地方） place; location 2 （職位; 地位） position; post; status 3 （特指皇帝...
  • 的 : 4次方是 The fourth power of 2 is direction
  • 成 : Ⅰ動詞1 （完成; 成功） accomplish; succeed 2 （成為; 變為） become; turn into 3 （成全） help comp...
  • 空位 : 1 （空著的位子） a vacant or unoccupied seat; void; vacancy 2 [固體物理] [物理學] [半] vacancy; b...
  1. In this paper the floral ontogeny and the ovary development of rivina humilis l. were observed. the results showed that ( 1 ) the tepal primordia initiated in 2 / 5 spirals. the abaxial one initiated first, then the adaxial one, finally the lateral two initiated nearly simultaneously. the third one initiated on the position near the first tepal, and there is a gap between itself and the second tepal. ( 2 ) the 4 stamineal primordia initiated in one whorl at the same time. ( 3 ) the carpellary primordium initiated from the abaxial side of flower primordium ; the carpellary primordium grew upwards and towards axis after it was formed, therefore an elliptic orifice was formed at the adaxial position of ovary, which was the remainder of the mouth of ovary before the ovary was fused completely. with the ovary maturing, the orifice was narrowed because of the ovary growth, at last fused completely. the gynoecium is composed of a single carpel. ( 4 ) in the series developmental sections of ovary, the ovular primordium was initiated on the adaxial meristem when the mouth of ovary was formed

    對數珠珊瑚的花器官發生和子房的發育過程進行了觀察.結果表明: （ 1 ）數珠珊瑚花被呈2 / 5螺旋狀發生，遠軸側的1枚先發生，其次為近軸側的1枚發生，最後側方的2枚花被幾乎同時發生，第3枚花被在靠近第1枚的位置發生，第2枚和第3枚之間有1個空隙; （ 2 ） 4枚雄蕊是同時發生的; （ 3 ）心皮發生於分生組織的遠軸側，心皮原基形成后，向上向軸生長，在子房成熟前在近軸側非正中位形成1個孔，該孔為心皮最終愈合前的殘跡，到子房成熟時，因子房的生長孔被擠壓縮小，在進一步的生長過程中愈合.子房由1枚心皮構成; （ 4 ）從子房發育過程的切片看，該植物的胚珠是在子房發生后不久發生的，子房上的圓孔形成時，從近軸側的分生組織發生胚珠原基，由胚珠原基分化出珠被與珠心
  2. And it can be divided into four phases of urban tourism of china, in which there are different characteristics. ( 2 ) the evolutive rules of urban tourism of china are as follows : 1 ) the exoteric extent of tourism notion is more and more swell ; 2 ) the form of urban tourism renovate with the development of cities ; 3 ) the layout of urban tourism inner and outer is from close and complanate to exoteric and tridimensional ; 4 ) the sustaining system of urban tourism is from absent to as clear as a bell, and will reach a rational and advanced extent. 5 ) the social delamination of urban tourism is form stern to syncretic ; 6 ) the evolvement tendency of urban tourism should be generalized as a curve of accumbent " s ", which present a course makes up of low - grade development, high - speed development and balanced development

    主要觀點歸納如下： （ 1 ）城市旅遊是基於城市的發展而發展的，中國城市旅遊可分為古代、近代、現代和后現代四個階段，分別對應於前工業文明時期的城市旅遊、工業文明萌芽時期的城市旅遊、全面建設工業文明和后工業文明因素初露端倪時期的城市旅遊，以及邁向信息時代的城市旅遊，其間體現出不同的城市旅遊發展特徵； （ 2 ）經歷不同發展的時期，中國城市旅遊表現出如下的演進規律： 1 ）城市旅遊觀念開放程度逐漸增強，對城市旅遊的容納度日趨加大，對城市旅遊地位的認識從忽視到關注再成為生活的必要因素； 2 ）旅遊形式從單一走向多元，新的旅遊形式隨城市發展層出不窮； 3 ）城市旅遊的內外部空間聯系從封閉平面走向開放立體，達到網路化、連綿化、分區化、立體化布局； 4 ）城市旅遊支持系統從缺失走向健全，達到理性高端； 5 ）城市旅遊社會分層從森嚴走向融合，經歷了「小眾旅遊」 、 「大眾旅遊」 ，最終發展到「全民旅遊」 ； 6 ）城市旅遊產業演變態勢可以概括為一條橫臥的「 s 」曲線，表現為低開?高走?平穩發展。
  3. Six foundation works : first, projects to prevent flood, avoiding huai river overflow again ; second, projects of comprehensive traffic, perfecting the highway, railway, waterway and aviating traffic network ; third, ecological environmental protection project to improve peoples living conditions and strengthen environmental ecological construction progressively ; fourth, construction of " digital fuyang ", realizing datamation of product design, automation of production process, and electronization of commercial market ; fifth, sincere project of fuyang, advancing all kinds of sincere institutional improvement of same trade, forming morals based on sincerity, and personal integrity ; sixth, talents market project, developing human resources diversely

    六項基礎工程：一是防洪保安工程，切實根除淮河心腹之患；二是綜合交通工程，完善公、鐵、水、空綜合交通網路；三是生態環保工程，改善人居生活條件，加強環境生態建設；四是數字阜陽工程， .逐步實現產品設計數據化、生產過程自動化、營銷商務電子化；五是誠信阜陽工程，推進各類同業誠信制度建設，形成誠信為本、操守為重的社會風尚；六是人才強市工程，多方位開發人力資源。
  4. The studied deposit area is located on a monocline geotectonic unit divided by several groups of faults. therefore, the secondary widen transverse and lognitudinal drapes may have great influence on ore forming and location

    礦區基本構造為一個被幾組斷裂破壞的單斜構造，其上發育的次一級的開闊型橫向和縱向褶皺對礦床的形成和空間定位起著十分重要的作用。
  5. For this reason, to analyze the spatial and temporal dynamic of ground water table and water quality beneath the typical phytocommunity in particular areas, will be helpful to probe into the dynamic formation of soil moisture and salinity, and to understand the spatial variation of vegetation

    因此，分析區域內典型植物群落的地下水水位、水質在時空上的動態變化，有助於探討土壤水鹽動態變化的形成條件，揭示植被在空間上梯度變化的原因。
  6. For example ， the spiral arrangement of scale - bract complexes on ovule - bearing pine cones ， where the female reproductive organs of conifers are located ， is important to the production of airflow patterns that spiral over the cone ' s surfaces ， thereby passing airborne pollen from one scale to the next

    例如，帶有胚珠的松球的鱗苞綜合體的螺旋狀安排，亦即松柏目植物雌性殖器官的所在位置，對于氣流模式的形成與產生殊為重要，而這些氣流模式在松球的表現盤旋上升，從而把在空氣中飛行的花粉從一個鱗苞傳播至下一個鱗苞。
  7. Metropolitan circle is the result of industrialization and urbanization, which is the embodiment of centralization and radialization when the metropolis is developing to a certainty, in order to advance the space and economy to conform, to form a corporate area, fabricating the new type of metropolitan circle in which the metropolis is the core is new topic for discussion of innovative space structure of the big ciry this paper combine the theory expatiation and demonstration analysis with comprehensive and new statistics data, and theory model, and discusses the all - around regional development in chengdu area from a new angle, ie : using space structure model of metropolitan circle to develop the overall enhancement of strength in chengdu first, the thesis defmitudes the concept, connotation, and character of metropolitan circle, after that, it discusses the formative mechanism of metropolitan circle from the factors such as market, institution and ect moreover, from the practice of metropolitan circle ' s development in ho me and abroad, it summarizes the significance of the metropolitan circle form for the economic and social development, as well as the experience for reference and the problems we should pay attention to = based on these theories and practice, it brings forward the necessity and strategic significance of building metropolitan circle in chengdu, and analysis its possibilities, it also makes a research on the model of this circle, it innovatively brings forth that the double - polar circle structure of central city - sub central city - satellite town should be builded, through the establishment of index system, the sphere of metropolis circle in chengdu can be set which means the central city, sub center city and satellite town are sett it also analysis how to determine the gravity between center city and circumjacent area, and discusses the function orientation of center city and satellite town at last, it briefly analyses the transportation designing of suburb and city which are imperative for constructing the metropolitan circle in chengdu

    本文將理論闡述和經驗實證分析與較全面的最新統計資料，以及理論分析模型分析結合起來，從新的角度深入探討成都的區域整體發展，即以都市圈的空間結構模式促進成都整體實力的全面提高。本論文首先明確了都市圈的概念、內涵及特徵，從市場、等因素探討了都市圈的形成機理，並從國內外都市圈的發展實踐中，總結出都市圈這種空間形式所引起的經濟和社會發展的意義所在，以及我們值得借鑒的經驗和需要注意的問題。在此理論和實踐基礎上，提出構建成都都市圈的必要性及戰略意義，分析其可能性；並且對如何構建成都都市圈模式進行了探討，主要是創新性提出構建中心城市-副中心城市-衛星城鎮的雙極圈域結構，並通過指標體系的建立以確定成都都市圈的范圍，即中心城市、副中心城市和衛星城鎮的確定，以及測定中心城市與周邊地區的引力大小，以及對中心城市和衛星城鎮的功能定位進行了探討。
  8. The above analysis showed that this heavy rainfall event took on obvious meso - scale characters and was the combination of the three flows, so we can deduce : ( 1 ) surface southeasterly wind and topography may play the main role in this event ; ( 2 ) the easterly cold air rushing into the southern shaanxi province in the lower troposphere was strongly relative to the form of surface cold - front type of occlusion ; ( 3 ) there were two reasons for the secondary circulation ' s strengthen in the evening, one was the effect of a mountain - valley wind and the other may be latent heat leading to ascending motion ; ( 4 ) the shape of potential instability stratification corresponded well with the development of the warm - moisture advection ; and ( 5 ) the vapor providing essential thermodynamics was transported by a southwesterly low - level jet from the bay of bengal and the south china sea. furthermore, with the effect of terrain, the southern shaanxi province became the center of this extremely heavy rain process

    中尺度結構分析表明，本次暴雨具有明顯的中尺度特徵，是由三支氣流共同作用的結果，分析發現（ 1 ）地面東南風和地形在這次大暴雨過程起主要作用； （ 2 ）東路冷空氣主要是通過中低層侵入陜南地區的，並與地面冷式錮囚鋒的形成密不可分； （ 3 ）夜博士論文:中尺度地形對陜南暴雨的影響研究間垂直次級環流發展加強可能有兩個原因，一個是由於地形山谷風的作用，另一個是降水的潛熱釋放激發了上升運動: （ 4 ）位勢不穩定層結的形成與低層暖濕平流的發展有很好的對應關系; （ 5 ）本次暴雨的水汽主要靠偏南風急流將孟加拉灣和中國南海的水汽輸送至西北地區東部，為暴雨的發生提供了必要熱力條件。
  9. ( 2 ) the increase of rainfall is closely associated with the increase of the disturbance wind which often can be found before the increase of rainfall, so the increase of the nonlinear subcritical symmetric instability can make the rainfall increase. ( 3 ) heavy precipitation often occurs between the south of axis of upper jet at 200hpa and the north of axis of low jet at 850hpa

    （ 3 ）降水區和暴雨中心主要位於200hpa高空急流軸南側和85ohpa低空急流軸北側之間;非線性亞臨界對稱不穩定與高空急流關系密切，它可能觸發高空急流核的形成;它與低空急流關系也很密切，它的出現可能引起低空急流的出現。
  10. Therefore, the physical mechanics of ao also presents seasonal variability. while thermal forcing plays an important role in the process of summertime ao formation and maintenance, wintertime ao is subject to the dynamic process. this is probably the radical cause of the seasonal discrepancy of ao

    因此熱力強迫作用在夏季北極濤動的形成和維持機制中占重要地位，而冬季北極濤動的維持機制主要是動力作用的結果，熱力作用只在對流層低層起作用，這也是二者空間模態和結構差異的主要原因。
  11. From several basic conceptions, this part clarifies the thesis components range from topic scope, research method and structure to innovation points on the cards. chapter two : comments on the sutra theory of the inter - firm network. we put forward the unique characteristic of this thesis different form the existing literature, which we have reviewed in the former section of this part including five perspectives as the dividing the work and specialization, transaction cost economics, modern

    鑒于企業網路在整個社會分工系統的層級體系中位於中間層位置，具有復合結構，為此，適應性問題首先表現為企業網路的整體生存空間及其結構和制度的形成過程，這是關于組織系統的整體適應性問題，也是這一命題的基本規定性問題;其次表現為企業網路內部成員企業的生存適應狀態，這是關于組織系統的局部適應性問題，也是這一命題的根本規定性問題。
  12. Ball capturing zones are defined as any internal space created when a straight edge is placed on the protruding points of a robot

    控球區定義為：用（虛擬的）直線連接機器人身上任何兩個突出部位時形成的內部空間。
  13. Thus it is considered that the technique of dz formation by means of rtp may not be suitable for heavily boron - doping cz silicon. since the higher concentration vacancy could decrease the stress inducing by oxygen precipitates, the size of the oxygen precipitation with higher density was smaller in the hb si samples in comparison with the samples without rtp pre - annealing. moreover, as for the technique to generate dz by rtp in lightly boron - doping samples, it was found that the behavior of oxygen precipitation and dz was determined by the annealed temperature, followed annealing and ambient of rtf as well

    結果顯示，對于普通輕摻矽片能形成明顯的很寬的潔凈區的rtp預處理工藝，應用於重摻硼樣品時沒有潔凈區形成，所以rtp預處理獲得潔凈區的工藝不適用於重摻硼矽片，硼的大量摻雜對氧沉澱促進效果大於高濃度的空位對氧沉澱的洲排浙江大學碩士學位論文李春龍：直拉重摻硼硅單晶中氧沉澱的研究促進效果；大量空位的引入，有利於釋放氧沉澱生長過程的內應力，適當增加重摻硼樣品氧沉澱密度，減少其尺寸，並伴有層錯生成。
  14. With the development of vlsi ( very large scale integration ) and ulsi ( ultra large scale integration ), rtp ( rapid thermal process ), which consumes less time and less energy than classical thermal treatments, have been widely employed in semiconductor manufacturing. however, the most importance is that rtp is applied for defects engineering of silicon material. it is generally believed the rtf leads to the injection of additional vacancies into silicon wafer, and then a so - called magic denuded zone ( mdz ) in the near - surface region of cz silicon wafer was formed by controlling the vacancy distribution

    隨著大規模集成電路（ vlsi ）和超大規模集成電路的發展，節省時間、節省能量、容易控制的快速熱退火工藝在半導體器件製造工藝中得到了廣泛的應用，並且在硅材料的缺陷工程中發揮了特殊的作用，人們通過高溫快速熱處理在矽片中引入空位，並控制空位的分佈，進而形成了具有較強內吸雜能力的潔凈區。
  15. In te - rich cdte crystals, at high temperature cd vacancies were the dominant point defects, while at low temperature the concentrations of te anti - sites, te interstitials and cd vacancies were all very high

    富te的cdte晶體中，高溫下，晶內多餘te形成的原子缺陷主要是cd空位。低溫下，則晶內te反位原子、 te間隙原子和cd空位的濃度都很高。
  16. Firstly, this paper introduces the asynchronous motor model, and compares it with the dc motor ’ s. then the paper studies the principle of vector control, and proposes an improved current model of rotor flux observer. this paper also studies the three - level inverter ’ s topology, working principle, the neutral - potential unbalance mechanism and its controlling strategy. the paper especially studies the svpwm in details. the interface between the vector control and the three - level inverter is studied in details, including the generation of reference voltage vector, its judging of the sector and triangular regions, and the working mechanism after it sent into three - level inverter. when synthesizing the reference voltage vector, select the vector which only includes p and o states as the starting vector, thus eliminate the vector shift problem when sector changes. this paper fully takes advantages of the powerful functions of matlab / simulink to set up the simulation model. this construction is very explicit. the simulation results verify the inverter voltage output is correct, the rotor flux is steady, the asynchronous motor ’ s dynamic and steady state performances and speed modulation are excellent

    本文首先介紹了異步電機的數學模型，在此基礎上將異步電機的數學模型與直流電機的數學模型進行了比較;然後介紹了矢量控制的基本原理，採用了一種改進的轉子磁鏈電流型觀測模型;對三電平逆變器的電路拓撲、工作原理、中點電位不平衡的機理及控制方法進行了介紹，詳細分析了空間矢量脈寬調制策略。本文對異步電機的矢量控制與三電平逆變器之間的介面進行了詳細的研究，包括:參考電壓矢量的形成、所落扇區與具體小三角形區域的判斷、送入逆變器之後的工作機理。在參考電壓矢量的合成時，選擇只包含p 、 o狀態的空間電壓矢量作為起始矢量，解決了扇區切換時的矢量突變問題。
  17. After annealing at 600, because of formation of multi - vacancy - type defects that have long positron lifetime, positron annihilation average lifetime increased. when the average positron lifetime increased to maximum value ( 360ps ), the interstitial oxygen concentration decreased to minimum value ( 4 1017atoms / cm3 ). this result suggested that oxygen was involved in the formation of multi - vacancy - type defects

    正電子湮沒技術測試證明，快中子輻照直拉硅中在大約600退火時產生的多空位缺陷具有較長正電子壽命，可以使正電子平均壽命增加，當樣品的正電子平均壽命達到最大時（ 360ps ） ，其間隙氧含量降到一個極小值（ 4 10 ~ （ 17 ） atoms / cm ~ 3 ） ，這說明氧參與了這些缺陷的形成。
  18. Discusses the elements of formation and development about urban agglomerations spatial economic contacts, will be in favor of understanding of its spatial and industrial structure, definitudes its effect and status in region and nation, as the necessary supports for theory and decision - making of industrial division and functional judgment

    研究城市群空間經濟聯系，探討城市群空間內外經濟聯系的形成與發展演化機制，有助於認識城市群的內部空間結構和產業結構，明確城市群在區域乃至全國勞動地域分工中的作用和地位，為城市群空間城市合理的產業分工和功能定位提供必不可少的理論依據和決策支持。
  19. Moreover, the sio2 / tio2 composite thin film showed the lowest pl intensity due to a decrease in the recombination rate of photo - generated electrons and holes under uv light irradiation, which further confirmed the film with the highest photocatalytic activity at 700 c. when the calcination temperature was higher than 700 c, the decrease in photocatalytic activity was due to the formation of rutile and the sintering and growth of tio2 crystallites resulting in the decrease of surface area

    同時，此時sio _ 2 / tio _ 2復合薄膜的熒光光譜顯示最低的熒光強度，這表明此時薄膜中的光生電子和空穴的復合速率最低，因而更有利於物質的光催化降解。當熱處理溫度高於700時，武漢理工大學碩士學位論文薄膜的光催化活性下降，這是由於薄膜中晶相二氧化欽的燒結和成長導致樣品的表面積下降以及金紅石相的形成。
  20. Second, the kinematics knowledge and the forming and the solution of the working space of the robot are analyzed to get the position and gesture matrix and the working space of the industry robot in this simulation system, providing the arithmetic base for the realization of the dynamic simulating of this simulation system

    （ 2 ）研究了工業機器人的運動學理論和工作空間的形成和演算法，然後求出模擬系統中工業機器人的各個位姿矩陣和工作空間方程，為後面實現系統的動態模擬提供演算法基礎。
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