自行擴散 的英文怎麼說

中文拼音 [hángkuòsǎn]
自行擴散 英文
self diffusion
  • : Ⅰ代詞(自己) self; oneself; one s own Ⅱ副詞(自然;當然) certainly; of course; naturally; willin...
  • : 行Ⅰ名詞1 (行列) line; row 2 (排行) seniority among brothers and sisters:你行幾? 我行三。where...
  • : 動詞(擴大) expand; enlarge; extend
  • : 散動詞1. (由聚集而分離) break up; disperse 2. (散布) distribute; disseminate; give out 3. (排除) dispel; let out
  • 自行 : 1 (自己做) by oneself 2 (自動) of oneself; of one s own accord; voluntarily 3 [天文學] proper...
  1. There are de legates from more than twenty countries dicussed an plan and then they hope by might cantain the early spread and any influnce enza append amic pandemic

    超過20個國家的代表討論一個他們希望能夠扼制早期的和一些全國流的感冒的計劃。
  2. We are committed to fulfilling our obligations under the agreed framework, but the north must come into compliance with its obligations under the nonproliferation treaty

    凱利說,美國致力於履己在框架協議中承擔的義務,但是平壤「必須遵守」根據不條約承擔的義務。
  3. In the paper we mainly researched space gainp2 / gaas / ge high efficiency tandem cells " making process by home - made low pressure mocvd technology and new solar concentrators. firstly, we presented reseached and development of solar cells in china and foreign countries ; secondly, on the basis of fundamental priciples and theories, we discussed some factors of influcing conversion efficiency of solar cells, and analysed the i - v output feature of two - junction tandem cells ; then the design concept of gainp2 / gaas / ge two - junction tandem cells was discussed, the detailed aspects of gainp2 / gaas / ge tandem cells epitaxy growth by low pressure mocvd was studied, and some questions on epitaxy growth ( such as crystal qualities, interface stress, element interdiffusion, n - and p - type doping et all ) were solved ; after that, the cell fabrication process was described ; finally, we reseached the hot pressing and mould process technology of an arched line - focus fresnel lens made by pmma, designed and fixed new solar concentrators

    本文致力於用製的低壓mocvd裝置進cainp _ 2 / gaas / ge空間用高效級聯太陽能電池製作的工藝以及聚光太陽能電池組件的研究。首先,介紹了國內外太陽能電池的研究現狀及應用情況;其次,運用太陽能電池基本原理討論影響電池轉換效率的因素,分析了級聯電池的伏安特性;隨后,討論了cainp _ 2 / gaas / ge雙結級聯電池的結構設計理念,研究了採用低壓mocvd技術生長cainp _ 2 / gaas / ge級聯太陽電池材料的工藝過程,解決了異質材料生長的結晶質量、界面應力、材料互以及材料n 、 p型摻雜等一系列問題;然後總結了級聯電池的后工藝製作;最後,研究了以pmma為材料的菲涅耳線聚焦透鏡的熱壓成型工藝及其模具的加工工藝,設計並安裝完成新型聚光太陽能電池組件。
  4. Along with the wave of information and globalization, human being society has already stepped into the knowledge society. the knowledge society is based on the production, distribution and utilization of knowledge and information. in the new era, knowledge increasingly becomes important and to be the most sinificant resource successive to land, labor and capital, which desides the business competitive advantages. for this purpose, enterpris - es have to divert their attention to the resouce of knowledge to get advantages over others in competition in the knowledge economy. in the knowledge economy society, as the dynamic source of the enterprises " innvation, knowledge has become the most scarce resource. it is up to present knowledge storage of firm whether it can catch more opportunities and ways of resource allocation, which contributes to competitive advantages. therefore, the more and the newer knowledge is grasped and invented, the more competitive advantages can be seized. furthermore, enterprises have to maintain their sustainable capability of competition on the ground of assurance that enterprises can effectively manage the process of innovation, inspiration, disseverance and application of knowledge. thus, it is the focus of scholars in the knowledge economy to find the mechanism how knowledge plays its role in business, and to make in - depth researches on the way of knowledge development diversion, dissemination and the law of knowledge

    因此,誰掌握了最新的知識,誰掌握了更多的知識,誰發明和創造了更新的知識,誰生產了包含更多知識的使用價值,誰就能在未來的競爭中取得優勢地位。進一步地,企業為實現持續競爭力,必須以知識的持續積累為條件,以對企業身所擁有知識從發明、激活、和應用整個過程的有效管理為根本保證。為此,把握知識在企業中發揮作用的微觀機理,對企業開發、轉移、、利用知識的方式和知識管理規律進深入研究,成為知識經濟時代學者們關注的熱門前沿。
  5. Firstly, this part analyzes location, natural conditions and natural resources, population and labors, socio - economic elements, and the impacts of global political and economic environment change on unbalanced development of japanese regional economy. secondly, through analysis on regional development before the meiji reformation, industrialization, formation of dual structure and regional development after war, this part puts forward that unbalanced development is an objective law and regional development policies of government ca n ' t change structure of unbalanced development essentially. finally, this part sums up motive mechanism of unbalanced development of japanese regional economy, including location directional feature, scale economy, congregation and diffusion economy, putting forward that the overall effects of the three types of mechanisms stated above can be summarized as industrial group effects, which is also the important mechanism of unbalanced development of japanese regional economy

    首先,分析了區位條件、然條件與然資源、人口與勞動力條件、社會經濟條件、國際政治經濟環境的變化對日本區域經濟非均衡發展的影響;其次,通過對日本明治維新前的地域開發、工業化及其二元結構的形成以及戰后的地區開發等過程進了剖析,認為區域經濟非均衡發展是一個客觀規律,政府的地區開發政策並不能從根本上改變非均衡發展的格局;第三,總結了日本區域經濟非均衡發展的動力機制,主要包括區位指向性、規模經濟、集聚與效應,指出上述三種機制的綜合作用可以概括為產業集群效應,即產業集群也是日本區域經濟非均衡發展的重要機制。
  6. A number of atmospheric nuclear tests took place from 1945 to 1980. radioactive particulates produced in the explosions dispersed into the atmosphere by the winds and some of them deposited onto the ground. deposition of these radioactive materials increased the level of artificial radiation in the environment

    在一九四五年至一九八零年期間,世界各地進了多次大氣核試爆,所產生的放射性塵埃隨風,部份沉降到地上。這些放射性沉積物為我們然環境增加了額外的人工輻射。
  7. On the basis of research available and through seven aspects : the family structure, vocational structure, the structure of the mode of life, psychological and cultural structure, income structure, organization structure and social identity, the thesis reflects the process of urbanization in the community between rural and urban areas, especially demonstrates the unique characteristics of urbanization in the community between rural and urban areas of the east of china by taking shui village and kong village in anning district lanzhou city of gansu province as the example and using the advantage of multiple subjects such as sociology, anthropology, economics, etc. the transition of the community between rural and urban areas is their imitation and incorporation into the urbanization, and the effect of their spread and radioaction

    本研究在已有研究的基礎上,應用社會學、人類學、經濟學等學科的綜合研究的優勢,以蘭州安寧區水村和孔村為例,通過對兩村家庭結構、職業結構、生活方式結構、心理文化結構、收入結構、組織結構和身份認同等七個方面的實證研究,反映了城鄉結合部的城市化進程,特別是反映了中國西部內地城市化進程獨特的特點。城鄉結合部轉型過程是城鄉結合部身模仿、融入城市以及城市的輻射效應嵌入的過程;城鄉結合部是許多矛盾、困惑及經驗反映最集中的場所;同時是將漫長的城市化進程濃縮在一個短期內進的相對較小的區域。
  8. In the proposed model, the cobb - dauglas production function is introduced to describe the increase of knowledge caused by knowledge diffusion, a kind of collaborative production of knowledge

    該模型將由知識所引起的知識增長當作一種知識產品的合作生產,引入柯佈道格拉斯生產函數,並分別考察在個體不進知識我增長和進知識我增長情況下的知識傳播。
  9. Through the experimentation for the physical performance of cfpb masonry under local compression, the author has observed the deformation and failure of cfpbm. based on the mathematical statistics and regression analysis of the experimental data, the author derived a feasible and common formula for counting the cfpbm ' s local compression strength regarding the different local compression locations, analyzed stress distribution of local bearing masonry under beams end, and provided the calculating formula on effective supporting length of beam end in brick masonry. as the results of experiments demonstrate, owing to the cfpb ' s own holes " system, the beneficial effects, the bounding effect of surrounding masonry and the spread effect of force, have not developed completely

    試驗結果分析表明:由於多孔磚身的孔洞結構,砌體內部的圍箍作用和力的作用未得到充分發揮,局壓強度雖較軸心受壓強度有所提高,但仍低於同情況下實心磚的局壓強度;當有上部荷載作用時,對砌體局壓有利的懸臂卸荷作用和內拱卸荷作用均不明顯,因此在推導梁端局壓強度計算公式時,未考慮此可能存在的有利影響,計算偏安全;局壓強度提高系數公式除採用規范公式(二項式)的表達式,還用對數式進了回歸推導,得到了一個較為普遍的公式;論文還對梁端局壓的梁端有效支承長度計算公式進了回歸推導。
  10. On one hand, america should strike the international terrorism and prevent the proliferation of massive destructive weapons. america has expressed that it would make pre _ emptive action and prevent attack on some so - called " evil axis ", " rogue country " and so on. on the other hand, america still inherits the ideology of the " cold war " and embeds the challenge from the traditional great nations to guard against and restrain the rise of the regional great nations

    美國從其身利益出發,對其安全觀進了深刻的反思,美國本土是否安全的信念開始動搖,美國重新找到了全球戰略的對手,美國對當前最危險的敵人與威脅的排名次序發生了變化,美國的對外政策也隨之發生了重大調整: 「反恐」成為美國對外政策的中心,確保本土「絕對安全」成為美國對外政策所追求的優先目標,美國一方面要打擊國際恐怖主義,防止大規模殺傷性武器的,表示要對國際恐怖主義與所謂的「邪惡軸心」 、 「無賴國家」等進先發制人的預防性攻擊;另一方面,美國依然沿襲冷戰思維,念念不忘防範地區性大國的崛起有可能對其構成的挑戰。
  11. In the study of the diffusion - reaction equation, the mass diffusion was believed could cause some order - behavior in the reaction, however in shs this effect was n ' t found. it was believed due to that mass could mainly diffuse in a fixed direction in shs, the combustion wave ' s direction

    由於蔓延過程中,燃燒波基本上是以單一波的方式蔓延過樣品,因而過程的方向基本是確定的單一方向,在shs過程中的作用主要是引起能量和物質的耗,沒有導致通常反應可能形成的有序性。
  12. This part emphasizes the synthesis of nanoarrays, aiming at controlling the size and distance of nanocrystallites using calixarene derivatives by altering the size, length and chemical structure of the organic molecules ; 2. this part emphasizes in situ synthesis strategy for fabrication of polymer network of zns based nanopowder, aiming at size controls, coating and preventing agglomeration following " one - pot " synthesis ; this method fits to low cost, large scale production ; 3. according to development in zno nanomaterials, we first report on the synthesis, characterization of amorphous zno, aiming at describing the principles and approaches of synthesis techniques, optical properties, spatial structure and doped effect ; the amorphous zno displays cage - like structure, showing a strong ultraviolet emission while the visible emission is nearly fully quenched, a potential uv - emission material ; 4

    本論文以量子結構組裝為出發點,提出利用杯芳烴及其衍生物的化學受限反應實現尺寸可調半導體納米粒子組裝;提出有機聚合網路原位組裝zns基納米熒光粉方法,把熒光粉的納米化、包敷、防團聚在「一鍋」反應中完成,適于低成本,批量生產;根據當前zno的研究情況,我們首次合成了非晶zno ,研究了它的光學性質,確定了它的結構,並對其摻雜進了初步的研究,非晶zno表現出強的深紫外發光特性,而可見發射非常弱,是一種有巨大潛在應用價值的深紫外發光材料;利用非晶zno的亞穩特性,對晶化過程中非晶zno納米晶zno三維受限量子結構特性,界面特性進了深入的研究;利用固相熱分解一般受控制特性,實現了尺寸可控的zno三維量子結構的組裝;利用非晶zno的高度分性,容易均勻成膜特性,實現了非晶籽晶誘導低溫液相外延組裝生長高取向zno晶體薄膜。
  13. Especially in recent score years, in autonomous and nonautonomous systems, the neutral, finite - delay, infinite - delay, diffusive, discrete, discrete - delay, generalized, difference and other style models were discussed on optimal harvesting, osillation, stability, global stability, and other asmptotic behaviors of logistic equation. reference were searched in [ l - 6 ], [ 10 - 18 ], [ 20 - 31 ], [ 34 ]. the periodic and almost periodic function logistic equation, which are widely studied recently, the results about the above are found on many kinds of magazines

    尤其是近二十多年來,在治系統與非治系統中有關有限時滯型,無限時滯型,中立型,離型,型,離時滯型,廣義型,差分型logistic方程的最優捕獲策略,振動性,周期解,概周期解,漸近性態,全局性態等方向進了各方面的研究,可參見文獻[ 1 - 6 ] , [ 10 - 18 ] , [ 20 - 31 ] , [ 34 ]
  14. In order to measure the focal length of lens automatically, linear ccd is used as receiver on behalf of eyes on the basis of original experiment equipment measuring the focal length of lens. a kind of method determining the focal plane automatically is put forward and analysed theoretically in this text, based on the theory of point spread function

    本文基於點函數理論,提出一動檢焦方法,對該方法進理論分析,並通過實驗驗證了該方案的可性;確定焦面后,在處理測量數據過程中,文中對常用的幾種方法進了比較和分析,最後採用質心法來實現對透鏡焦距的測量。
  15. These actions are based upon provisions in title 42 united states code section 264 ( section 361 of the public health service act ) which authorize hhs to make and enforce regulations needed to prevent the introduction, transmission, or spread of diseases from foreign countries into the united states, or from one state or possession into any other state or possession

    這些動的依據源《美國法典》第42篇第264條( 《公共健康服務法》第361款)的條文。此條文授權衛生與公眾服務部制定和執必要的管理條例,以防止其他國家的疾病被帶入、傳播或至美國,或從(美國的)一州或一個屬地帶入、傳播或至(美國的)另一州或另一個屬地。
  16. It s in the early stages, but it looks like the project uses a standards based jcache jsr 107 implementation for the distributed store, wadi wadi. codehaus. org for servlet fail - over, and custom ha extensions to the openejb protocol

    它還處于早期階段,但看來該項目將使用基於標準的jcache ( jsr 107 )實現來進式存儲、使用wadi ( wadi . codehaus . org )來進servlet故障排除,以及將定義ha展用於openejb協議。
  17. The paper, by using the technology of gis and the method of systems engineering, analyzed the development situation of regional society and economy, the natural physical conditions, the situation of pollutant, and density distributing characteristics of pollutant, then set up the echoing relationship between pollute source diffusion and quality of air environment, which could make controlling index of pollution source discharging be closely linked with the quality of environment

    本研究採用gis技術,利用系統工程的方法根據區域社會經濟發展狀況、然地理條件、污染源狀況及污染物濃度分佈特徵進綜合分析研究,研究建立了污染源與大氣環境質量的響應關系,將污染源排放控制指標與區域的環境質量直接掛鉤。
  18. At present, the problem in testing sheet resistance for micro - areas is that probes must be set up at the suitable locations by handwork. in order to know the wafer ' s impurity distributing, we need test many times, so will waste a lot of time. if the wafer ' s diameter would be 300mm, this problem will be more serious. in this paper, image analysis is introduced, through pre - processing and edge picking - up, the probe tips are recognized. then probe tips will be aligned respectively in two perpendicular directions through driving stepper motors. thus the distribution of sheet resistance for whole wafer is got by automatic testing and it offers information for detecting the impurity distribution and the diffusion uniformity

    這樣,完成200mm ( 8時)圓片雜質的分佈需要對許多圖形進測試,需要花費很長的時間,當測試300mm矽片時問題就更為突出。本文將圖象與視覺測量系統引入四探針測試系統中,對採集到的原始探針圖像進預處理、邊緣提取等操作,以便實現探針針尖的識別,然後由電機控制實現探針的動定位。這樣測試系統可以動獲得全片的薄層電阻分佈,為超大規模集成電路檢測雜質分佈和的均勻性提供信息。
  19. Abstract : a numerical model and experiments over pmma are used to evaluate the main assumptions used in the theoretical description of a diffusion flame established in a natural boundary layer. flow characteristics ( 2 - d boundary layer ) and surface thermal balance are identified as the critical assumptions to be evaluated. comparison of experiments, numerical results, and theoretical model serve to validate the assumptions leading to the definition of a mass transfer number but establish the need to model all three - dimensional features of the flow

    文摘:對pmma進數字模擬和試驗,對描述然邊界層火焰理論的假設進評價.我們把流動特性(二維邊界層)和表面熱平衡作為評價的關鍵假設.試驗、數字模擬和理論模型證實了對質量傳遞數值定義的假設是正確的,但研究也表明,有必要對流動特性進三維模擬
  20. The paper analyses and studies the general questions in the remote control system, such as the delay - time of network, software system structure, human - computer interaction technology, robot control function and real - time video transmission and so on. then we design and develop a remote control system of zjmr based on web, and apply the distributed object technological - corba to this system. it not only realizes the original system ' s mutual operation function, which is developed by different programming language, but also improves the platform independency, mutual operation function and expansibility greatly

    本文以我們設計、研製的移動機器人zjmr為研究對象,在對zjmr移動機器人本地控制系統設計實現的基礎上,著重對遠程控制系統中的共性問題如:網路時延問題、軟體體系結構、人機交互技術、機器人控制功能和視頻圖像實時傳輸等方面作了深入地分析和研究,最後設計並開發了一個基於web的機器人遠程控制系統,並將分式對象技術corba應用於機器人遠程控制系統中,不僅實現了原系統不同開發語言之間的互操作功能,而且極大地提高了系統的跨平臺性、互操作性和可展性。
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