輻射擴散 的英文怎麼說

中文拼音 [shèkuòsǎn]
輻射擴散 英文
scattering of radiation
  • : 名詞(車輪中車轂和輪圈的連接物) spoke
  • : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
  • : 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
  • 輻射 : radiation; exposure; radio; beaming
  1. Based on information of the source term and meteorological conditions, the acas models the transport and dispersion of the radioactive plume and predicts the associated exposure

    ,根據源項資料及氣象數據,模擬煙羽在空氣中的情況及預測市民可能受到的煙羽照
  2. Using information of the source term ( information on the magnitude of the radiological release, including the amounts, types and ratios of the released radioactive materials ) and meteorological conditions, the acas models the transport and dispersion of the released radioactive materials and predicts the radiation dose to the public

    根據源項的資料(即事故釋放源的資料,包括放性物質的釋放總量和各種放性物質的相對比例等數據)及氣象數據,這套系統模擬是次核事故所泄漏的放性物質在空氣中的情況,及預測市民可能受到的劑量。
  3. Methods. apparent glucose diffusivity measurements were performed on 10 axial and 10 radial af specimens from bovine coccygeal discs. the dependence of diffusivity on compression was determined using 3 levels of strain ( 0 %, 10 %, and 20 % )

    方法:測量來自牛尾骨椎間盤纖維環10個軸的和10個的樣品來獲得葡萄糖近似系數。壓縮狀態下的系數決定於3個等級的拉伸( 0 % , 10 % ,和20 % ) 。
  4. It ' s a typical unilaterally centralized city, centered by business center, having radialized all - direction - extended ( or round - extended ) residences and industrial estates

    它是以商業中心為核心,住宅、工業區呈狀向周邊的典型的單向集中型城市。
  5. Bez developing rapidly will grow into the production and export base of beijing high new technology products, the radiant source of diffusing high new technologies to traditional industries and enterprises outside bez, the collection and distribution base of high new technology products which will exert it influence in the world, the window of the reforming and opening to the outside world of china, and the testing field of restructuring market economy systems

    該基地是一個以電子信息產業為主導,集科研開發生產經營培訓和服務為一體的綜合性基地。迅速發展的北京市新技術開發試驗區,將成為北京市高新技術產品生產和出口創匯的基地向傳統產業和區外產業中心在國際上具有影響的高新技術產品集地中國改革開放的窗口市場經濟體制改革的試驗田。
  6. Objective. to determine the apparent glucose diffusivity in 2 directions ( axial and radial ) of bovine af under 3 levels of compressive strain ( 0 %, 10 %, and 20 % )

    目的:測定牛纖維環在低於3個等級( 0 % , 10 % ,和20 % )的壓縮應變下在2個方向(軸的和的)上葡萄糖的近似系數。
  7. The samples were joined with heat rate of 200 / min, 260 / min, 370 / min

    加熱相比,接觸面處原子速率加快。
  8. Determination of sulphur dioxide by absorption of a non dispersive infra - red radiation beam

    紅外線束吸收法測定二氧化硫
  9. A study on the spreading ability of radiation - sterilized male moth of bombyx mandarina in field

    不育野蠶雄蛾田間能力的研究
  10. 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,世界各地進行了多次大氣核試爆,所產生的放性塵埃隨風,部份沉降到地上。這些放性沉積物為我們自然環境增加了額外的人工
  11. 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自身模仿、融入城市以及城市的效應嵌入的過程;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行的相對較小的區域。
  12. The purpose of this work is to improve the space resolving power of the temperature measurement system for small laser - processed region. the main conclusions and contributions are as follows : 1. after expatiating upon the principle of radiation thermometry, we mainly discuss the effects on the space resolving power and the measurement precision of the real - time temperature measurement system by some factors

    本文的工作就是圍繞測溫系統空間分辨能力的提高技術展開的,主要的研究結果和創新之處如下: 1 .在闡述不接觸測溫原理的基礎上,討論了影響空間分辨能力及測溫準確性的兩種因素? ?強度點展函數有效分佈、進入系統中的雜光。
  13. Only a fundamental model for infrared radiation and radar cross section of bomber is needed at this stage because the software needs a kind of expansion by users. 2

    由於軟體最終還需要用戶進行充,在現階段對于轟炸機紅外目標模型與雷達截面積模型只需採用簡單的形式。
  14. The content of styrene was found to be dependent on the investigated grafting conditions, of which the dose rate and monomer concentration were the major conditions, and the dependence of the initial rate of grafting on the dose rate and the monomer concentration was found to be of 0. 4286 and 1. 1662 orders, respectively. the results indicate that the grafting reaction is competitive and the copolymerization and the graft - copolymerization are existing at the same time. the grafting proceeds by the so - called front mechanism in which the grafting starts at the surface of the films and moves toward the middle of the film by successive diffusion of the styrene through the grafted layers

    我們對接枝反應中的各個因素如:單體濃度、劑量率、劑量以及反應時間進行了研究分析,結果表明:單體濃度和劑量率是反應的兩個主要影響因素,它們對反應速率的影響指數分別為1 . 1662和0 . 4269 ;反應的動力學方程為: rg k [ d ] ~ ( 0 . 4269 ) [ m ] ~ ( 1 . 1662 ) ;認為接枝反應是一競爭反應,單體的均聚反應和在聚合物上的接枝反應同時存在,單體濃度的高低決定著競爭反應的方向;接枝反應是從聚合物表面開始的,隨著溶劑的溶脹和單體的最後在整個膜體中形成接枝產物。
  15. This paper mainly studies on the thermal diffusivity and thermal conductivity by ptr method

    本文主要用光熱( ptr )技術理論來研究材料的熱系數和熱導率。
  16. We give ptr ' s amplitude and phase signal of one dimension based on the theory of ptr, discuss the ptr ' s signal ' s frequency characteristic, and a method for measuring thermal diffusivity of opaque materials is introduced. then, we study on anisotropic materials " thermal conductivity, the temperature field and thermal conductivity tensor of anisotropic materials is theoretically deduced from the theory of ptr, and is proved by the experiment

    從光熱理論出發,推導出一維情況下ptr信號的振幅和位相表達式,討論了光熱信號的頻率特性,介紹了一種用ptr技術測量不透明材料熱系數的優化方法;接著研究分析了各向異性介質受調制激光束照下產生的光熱信號,在理論上推導出各向異性介質的溫度場以及熱導率張量並給予一定的實驗驗證。
  17. The thesis points out that while large investment in agriculture has not started, small towns in yuebei mountain area should have pre - consciousness. they can not completely copy the experience of " industrialization of village " in coastal developed area. they should make full use of their specific characteristics and advantages to develop anti - magnetic nucleate towns, so as to strengthen their magnetic force and influence, therefore counter against the strong appeal of factor of production and create conditions to meet the industrial expand from the developed pearl river delta

    文章概述了「反磁力型」中心鎮的思想淵源和區域基礎,指出在工業發展尚未達到反哺農業的階段,粵北山區小城鎮應當具有超前意識,利用自身優勢和特色發展「反磁力型」中心鎮,提高其吸引力和作用,從而抗衡沿海發達地區對生產要素的強大吸引力,同時也為下一階段接受珠江三角洲等沿海發達地區產業創造條件,而不能一味地模仿沿海發達地區「農村工業化」的路子。
  18. On the base of mathematical domain decomposition method ( ddm ), this paper investigates systematically the quasi - static problems based on laplace equation, the transmission problems in waveguide based helmholtz equation and the three - dimensional scattering and radiation problems based on maxwell equations. the theoretical system is built for the further exploration of ddm in electromagnetic problems

    本文在區域分解法已有的數學基礎上,從基於laplace方程的準靜態問題,到基於helmholtz方程的波導傳輸問題以及基於maxwell方程的三維問題,系統地探討了該方法在電磁領域中的應用,為進一步展應用研究建立了理論體系。
  19. The main purpose of the study is how to further connect lanzhou and xining and other cities, improve the present conditions of the circumjacent region and the two provinces

    如何把兩座城市及鄰近地區進一步聯合,通過發揮中心城市的輻射擴散作用帶動周邊及兩省經濟的全面發展,是作者寫作本論文的初衷及貫穿全文的主旨。
  20. Solar radiation models of different temporal and spatial scales were established by using ground observed data from meteorological stations. a series of distributed models were developed based on principles of direct and diffuse radiation on tilted surfaces and integrated with gis software. using dem data of chongqing, the distributions of direct and diffuse radiation over rugged terrains were simulated

    本文利用重慶及其周邊地區的日站和常規氣象站水平面觀測資料,建立不同時空尺度的太陽估算模型;依據坡地直接機理,以地理信息系統為數據處理平臺,建立起伏地形下太陽式估算模型;根據重慶1 : 25萬dem數據,對重慶實際復雜地形下太陽直接進行了數值模擬,為起伏地形下估算及其他地表氣象要素的空間展提供有益的嘗試。
分享友人