限制擴散 的英文怎麼說

中文拼音 [xiànzhìkuòsǎn]
限制擴散 英文
restricted diffusion
  • : Ⅰ名詞(指定的范圍; 限度) limit; bounds Ⅱ動詞(指定范圍, 不許超過) set a limit; limit; restrict
  • : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
  • : 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
  • 限制 : place [impose] restrictions on [to]; astrict; restrict; limit; confine; shut down on [upon]: 限制...
  1. Among them, the cell input is taken the extended method for input queue switch. the arrival of cells is restricted by threshold in the model of shared memory switch. the arrival and service of cells have geometric distribution in the model of output queue switch

    其中輸入排隊交換機中信元的輸入採用展方法,共享存儲排隊交換機中信元的到達受到門,輸出排隊交換機中信元的到達和服務時間服從離分佈。
  2. For some viruses the encounter with a surface is probable diffusion-limited.

    有些病毒與表面接觸可能受到
  3. Shortwave channel is time varying transmission channel. it has dispersion in frequency and time domains. this characteristics hinds the data transmi - ssion at high speed and the correction of received data. in this dissertation i have analyzed the statistic characteristic of shortwa - ve channel, established the model of shortwave channel and simulated the rayl eigh fading distribution. the technology of spreading spetrum has been proved that it has the capability for anti - multipath and discerning multipath

    在短波通信中,由於通道的時間色和頻率色,引起多徑展寬和多徑衰落,前者了數據的傳輸速率,後者造成短波數據通信中出現突發錯誤,為了解決多徑效應對短波通信的影響,本文所做工作如下:首先詳細分析了短波通道的統計特性,建立其數學模型;其次分析了頻通信的特點,從理論上證明頻技術不僅具有抗多徑干擾能力,而且具有分離多徑的能力;介紹了傳統的rake分集合併技術的特點。
  4. And the following conclusion was got : generally, the existence of particles would limit and retard the developing of the coherent structure of the turbulent fields ; but when the mass loading is a little high, the existence of particles would promote the developing of the turbulent field ; at the same time, the gas flow field would enhance the particles " dispersion. at this time, the interaction between the two phased would promote each other. this phenomenon is just like the " sympathetic vibration " in mechanical engineering

    認為:在一般條件下顆粒的存在會、遲滯流場的發展;但對于質量2002年6月?金晗輝摘要攜帶率較高的情況,在流場發展到一定程度以後顆粒的反作用會促進流場的發展;反之,在顆粒質量攜帶率較高的情況下,受顆粒反作用的氣相流場又會加強顆粒在流場空間中的,揭示出氣粒兩相相間作用在一定的顆粒質量攜帶率條件下存在「共振現象」 。
  5. In this article, firstly the background of the textile trade conflicts within sino - us or sino - euro are introduced, thus learn that how to discern and dodge the foreign trade risks, how to choose the appropriate investment projects have already become one of the most important questions for exporting companies on foreign trade affairs well - known as high investment and high risk. so the main text makes a risk analysis qualitatively and quantitatively on a textile - exporting trading company from three angles of statistic 、 game theory and portfolio theory, which is the main content that we studied. firstly, the statistic article adopts data of the transaction closing price of the textile clothing index in shenzhen stock exchange at the end of each quarter as well as several other kinds of data reflecting the macro - economic changes, performs an empirical analysis of these data according to the theory of co - integration test 、 granger cause test and impulse response function of time series in economitric, and learn that the impact to ti is more obvious by the economic index reflecting local commodity price level and economic prosperity degree home and abroad, as well as the impact degree and the time lag degree, and knows the macro - economic risks faced by textile business enterprises ; after that by the game theory angle we analyze exactly the managing risks faced by one textile export corporation named beauty. from the game expansion chart the system arrangement between censor ways by exportation goal countries and exporting strategies by the exporting enterprises has been analyzed. involving the benefit assignment between them both the limited rounds and infinite rounds negotiations of cooperation games have been studied, and then country responsibility and the enterprise managing risks on foreign trade affairs and so on have been analyzed exactly ; in order to realize the investment multiplication in the certain degree to disperse the risk, the

    本文首先介紹了中美、中歐紡織品貿易爭端的來龍去脈,由此可知在涉外貿易這種以高投入、高風險著稱的行業里,如何甄別和規避外貿風險、如何選擇合適的投資項目已經成為外貿企業的首要問題。因此,正文分別從統計學、博弈論和投資組合三種角度對涉外紡織品貿易公司風險進行了定性和定量的分析,這也是本文的主要研究內容。首先,統計學篇選取了深圳證券交易所行業分類指數?紡織服裝指數( ti )每一季度末的交易收盤價和若干種反映宏觀經濟變化的指標,利用計量經濟學中時間序列的協整檢驗、 granger因果檢驗和脈沖反應函數等理論做實證分析,從而得知反映國內物價水平和國內外經濟景氣程度的經濟指標對紡織板塊上市值的沖擊比較明顯,且可知沖擊程度和時滯度,進而分析出涉外紡織企業所面臨的宏觀經濟風險;接著,從博弈論的角度具體分析一家紡織品出口公司( beauty )的外貿活動所面臨的各種經營風險,該篇從博弈展圖入手,分析了出口目的國審查方式與本企業出口策略之間的度安排;並圍繞雙方的利益分配,研究了有回合和無回合合作談判博弈,然後具體論述了國家責任和企業涉外經營風險等問題;在一定程度上為了實現投資多元化來分風險的目的,投資組合篇從經典的markowitz模型著手,在一些特定條件的下,給出了一個相應的投資組合模型。
  6. This research concludes that technology resistance, market progression, and environment influence are the three major forces that affect the difusion of product appearance and dominate, respectively, the development of stylability curve in terms of altitude change, lateral extension, and overall performance and the starting point of an emerging curve

    本研究發現技術力、市場發展力和環境影響力,為影響造形之三大主要影響作用力,分別影響造形力曲線發展之垂直高度變化、水平長度延伸,以及整體曲線之起伏和新曲線之起始位置。
  7. Earthquake activity is confined to a rather shallow surface zone along such belts of divergence.

    地震活動就在沿著這種帶的較淺的表面地帶上。
  8. In this paper, river water quality prediction is integrated with water pollution control measures. two parameters, water environmental capacity and pollution index are selected for pollution control measures. the objective is achieved after the development of simulation model using one - dimensional advection dispersion equation. the model algorithm and computer program is an improvement over the existing water quality models, since the model solution involves four point implicit upwind schemes for water quality prediction and pollution control measures at each grid point. model simulation results the assessment of water environmental capacity that yield the acceptable and realistic pollutants concentration in order to maintain water quality objectives. the pollution and overall pollution index of the river is suggested for integrating number of contaminants variables into one index. study provides the mathematical and scientific procedure for water quality management. the new approach is helpful for the water pollution control and to study the impacts of waste effluents on the river system for strategic planning purposes

    本文將水質預測及水污染控措施有機地結合,選取水環境容量和污染指數作為水污染控的參數.這樣,一維對流-水質方程的求解除就是實現本研究目的的關鍵.本研究採用的模型在現有的水質模型基礎上有所改進,因為其採用四點隱格式對水質進行預測,推求可接納污染物的環境容量值及為保證水質而定的污染物濃度值,從而定相應的水污染控措施.為整體考慮各種污染物的情況,建議採用河流的污染指數進而推求綜合污染指數.總之,本研究為水質保護提供了科學的計算方法,該法對水污染控及污水對河道水質的影響是實用有效的
  9. Abstract : in this paper, river water quality prediction is integrated with water pollution control measures. two parameters, water environmental capacity and pollution index are selected for pollution control measures. the objective is achieved after the development of simulation model using one - dimensional advection dispersion equation. the model algorithm and computer program is an improvement over the existing water quality models, since the model solution involves four point implicit upwind schemes for water quality prediction and pollution control measures at each grid point. model simulation results the assessment of water environmental capacity that yield the acceptable and realistic pollutants concentration in order to maintain water quality objectives. the pollution and overall pollution index of the river is suggested for integrating number of contaminants variables into one index. study provides the mathematical and scientific procedure for water quality management. the new approach is helpful for the water pollution control and to study the impacts of waste effluents on the river system for strategic planning purposes

    文摘:本文將水質預測及水污染控措施有機地結合,選取水環境容量和污染指數作為水污染控的參數.這樣,一維對流-水質方程的求解除就是實現本研究目的的關鍵.本研究採用的模型在現有的水質模型基礎上有所改進,因為其採用四點隱格式對水質進行預測,推求可接納污染物的環境容量值及為保證水質而定的污染物濃度值,從而定相應的水污染控措施.為整體考慮各種污染物的情況,建議採用河流的污染指數進而推求綜合污染指數.總之,本研究為水質保護提供了科學的計算方法,該法對水污染控及污水對河道水質的影響是實用有效的
  10. Limiting the extraction of great amount of heat from the underground even more is the low thermal conductivity and low thermal diffusivity of rocks.

    由於巖石的熱導率和熱率都比較低,更加了地下熱能的大量抽取。
  11. With dispersion, xpm can induce intensity fluctuations and timing jitter of the pulses in the receiver. it can also cause the spectral spreading of the channel so that crosstalk is introduced. all these effects put a tight limit on the capacity of the systems

    它與色共同作用,會導致接收端光脈沖的變形(強度起伏) 、光脈沖的時間抖動以及通道的頻譜展,這些後果都會系統的性能。
  12. Fifth, to advance the system usability, provides functional user managing interface, including dac management gui tools and two shell commands

    根據用戶指定方式或默認方式,阻止主體對客體的非授權訪問,並控訪問權
  13. Beale model, diffusion confinement model and quantum confinement effect model are used to explain how porous silicon comes into being

    對于多孔硅是怎樣形成的問題,現在主要有beale模型、模型和量子模型進行解釋。
  14. We have also calculated the resolution of the lclv according to the electrical field and the electron diffusion theory. it shows that the limiting resolution of 501p / mm can be obtained in our lclv

    對液晶光閥的解析度的分析,主要計算了光閥厚度、電場以及電荷對光閥解析度的影響,從理論上得到備的液晶光閥解析度應大於501p / mm的極解析度。
  15. With the finite - difference method, self - consistent solutions for the possion ' s equation, injected current density, carrier concentration, optical field and thermal conduction equations have been realized to study the thermal - field properties, the coupling of electricity, thermal and optical - fields, and the influences of n - dbr and double oxide - confining regions on the characteristics of vcsels

    本文建立了一個直接耦合的準三維理論模型,通過有差分法求解泊松方程、載流子方程、熱傳導方程和光場方程的自洽解,研究了vcsel的熱場分佈特性,並實現了電、熱和光場的耦合,同時考慮了n - dbr及雙氧化層對vcsel特性的影響。
  16. Compared with green light - emitting device, blue oled has many problems such as brightness, efficiency, stability, and color saturation, in this study we investgaited the blue oleds systemically : 1 ) double heterosturcture oled was charaterized. due to the introducing of electron transport layer alq3 and hole - blocking layer balq3, the energy matching was more reasonable and the carrier injecting was more effective in the double - layer device. the maximum efficiency and luminance of this device attained to 1. 90 lm / w and 10, 000 cd / m2, respectively

    其次,由於一直以來藍光oled器件的研究處于相對落後的狀態,其發光亮度、效率、穩定性和色純度都無法綠光器件相比,所以本論文在以下幾個方面對藍光器件的性能進行了系統的研究: 1 )研究了雙異質型藍光oled器件,由於本研究引入了空穴阻擋層,使得載流子的復合和激子的定在發光層內,器件的發光效率達到了1 . 90lm / w ,最大亮度達到了10000cd / m2 ,比傳統結構器件的效率和亮度提高了約一個數量級; 2 )備了結構為ito / npb / balq3 / alq3 / mg : ag的oled器件,研究發現,當改變各有機層厚度時,器件的電致發光光譜發生了從綠光到藍光的移動。
  17. 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

    本論文以量子結構自組裝為出發點,提出利用杯芳烴及其衍生物的化學受反應實現尺寸可調半導體納米粒子自組裝;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,並對其摻雜進行了初步的研究,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三維受量子結構特性,界面特性進行了深入的研究;利用固相熱分解一般受特性,實現了尺寸可控的zno三維量子結構的自組裝;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自組裝生長高取向zno晶體薄膜。
  18. Determination of long - term radiation ageing in polymers - techniques for monitoring diffusion - limited oxidation

    聚合物長期輻射老化的測定.氧化的監控技術
  19. Cancer is the unlimited growth of abnormal cells, which can spread to different parts of the body. it can affect the normal function of different organs and may lead to death

    癌細胞是不正常及無地生長的細胞,它能到身體各部位,影響患者其他器官的正常功能,甚至導致死亡。
  20. Western countries cut off cooperative efforts on nuclear matters and formed the nuclear suppliers group, which restricts the export of nuclear technologies and materials to nations that refuse to sign the 1968 nuclear non - proliferation treaty, including both india and pakistan

    西方國家切斷了與印度的核子合作,組成核子供應國聯盟核子技術與原料輸出,對象是拒絕簽署1968年禁止核條約的國家,印巴兩國都榜上有名。
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