面積再分佈 的英文怎麼說

中文拼音 [miànzàifēn]
面積再分佈 英文
area redistribution
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • : Ⅰ動詞(積累) amass; store up; accumulate Ⅱ形容詞(長時間積累下來的) long standing; long pending...
  • : 副詞1 (又一次) another time; again; once more 2 (表示更加) still; further 3 (表示如果繼續怎...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • 面積 : [數學] area
  1. The results indicate that there is a strong to weak, then weak to strong evolution process for the total grassland desertification, middle desertification and slight desertification, which can be attributed to climate change and human activities, especially to the influence of climate change ; due to coal exploitation, the severe desertification is always distributing in " ? " around the mining land, and developing to the east quickly with the help of monsoon

    結果表明:受氣候變化、超載放牧、掏挖藥材以及墾荒等因素的影響,輕度荒漠化、中度荒漠化以及荒漠化總存在由強轉弱、由弱變強的演變過程:受煤炭開發的影響,重度荒漠化草地多圍繞礦業建設用地呈「 ? 」狀,並且受季風影響向礦業建設用地東側發展迅速。
  2. All the experiment analyses are presented in chapter 3, including the lodging of negative resistance effect based on the measurement of the parameters of ga - diffusion trans

    結構中近硅表微區域濃度的變化規律, ga擴散過程的三個階段包括預沉和二次氧化,對應于ga在a
  3. At the same time, according to the related theories, theoretical relation of soil water profile was established under the condition of ponded infiltration and limited soil redistribution, the results were verified with measured data and proved to be reasonable

    同時,根據有關理論對垂直一維水入滲與有限土柱平衡后的水建立了理論關系式,經試驗資料檢驗,表明該理論關系是合理的。
  4. By comparing the numerical results of water infiltration with air and without air, it is shown that the method in this paper is more effective for solving problems of water infiltration in unsaturated soil. in this paper the forming process of oil - bearing basin is the main research object and the mathematic model of geology is built, in order to simulate the dynamic forming process of stratums especially oil - bearing stratum in geology history in the time and space concept, further to investigate the history of petroleum forming, transmitting, accumulating and predict the distributing rule and scope of petroleum, and offer an rapid, quantitative, exact, general choice for the researcher of petroleum geology. with denudation, poor - compactness and sedimentation hiatus, the stratum relations of sedimentation section is judged, and the ancient thickness and pressure of stratum layer are recovered by the inversion method of back stripping. the numerical simulation algorithm of recovery of geological history is also given

    為了利用現代化的計算技術現含油氣盆地的地史演化發育過程,以便進一步定量化研究油氣的生成、運移和聚集的歷史以及預測油氣規律、范圍,為石油地質學家提供一個快速、準確、定量、綜合的研究手段,本文就含油氣盆地的地史演化發育過程為主要研究對象,建立了數學地質模型,運用優化理論與演算法,在考慮了剝蝕、欠壓實、沉間斷等地質現象的情況下,採用回剝反演法,應用鉆井、測井、地震等方法獲得的地層物性資料,判別沉中地層的接觸關系,恢復地層的古厚度、古壓力,構造了地史恢復的數值模擬方法。
  5. Firstly the phase is extracted from interferogram by filtering and displacing frequency spectrum. then the wavefront and the line integral density are recovered by using fft or polynomial fitting method. lastly the radial local density distribution is calculated from the fitting curve of line integral density by the abel inversion

    首先對干涉圖進行頻譜濾波,用頻譜移頻法從干涉圖中提取相位,然後用快速傅立葉變換或多項式擬合實現波重建,計算線密度,利用abel變換從線密度的擬合曲線中反演徑向體密度
  6. The main object of this paper is to design a diagonal impeller, which requires small size and high rotating speed the first step of design is to solve the radial distribution of parameters at the inlet and outlet of the blade, such as pressure, temperature and velocity. and then, according to the radial distribution, we can design the diagonal impeller blade. blade elements are defined on a cone, which pass through the blade edge streamline location

    其設計思想是採用準三維設計方法,先進行二維流場計算,在葉片軸向間隙中設立計算站,應用數值計算方法計算葉片前後緣的壓力、溫度、速度等參數沿葉高的,然後根據這些參數,選取若干個回轉進行葉型設計;將各回轉上得到的基元葉型沿某一個疊軸疊起來形成三維葉片,最後對得到的三維葉片進行試驗,並對實驗結果進行析比較。
  7. This paper consists of the following parts : firstly, the physical properties ( particle size distribution, specific area, porosity ratio and pore volume ) and pyrolysis characteristics have been studied in experiments with four kinds of coals. according to experimental results, the advantages of combustion characteristics of micro - pulverized caols are analysed on the theory. secondly, the reconstructing plan is designed in details for a conventional system of the hot air transferring pulverized coal to reduce nox emission

    本文主要包括以下內容:首先,通過基礎的實驗別對四種具有代表性煤種一、三次風所含煤粉的物理特性(粒徑、孔隙率、孔容和比表)和熱解特性進行研究,從理論上析煤粉細化后,較細顆粒(即三次風含粉)在燃燒特性上的優越性,為三次風含粉用於燃燃燒打下基礎。
  8. In order to study the regeneration mechanism of dpf in detail, we still need a mathematical model of the channel unit, which present temperature field and the soot reaction rate of the channel. finally, it points out the influences of various factors to the regeneration process by computing the numerical solution of model under different boundary conditions and geometry parameters, such as the initial temperature, the gas flow rate, the oxygen concentration, the sediment quantity and the wall thickness of the filters, and so on. in this way, the paper provides theoretical guidance for optimization design of the dpf

    首先研究了干凈壁流式過濾體的加熱特性,然後在加熱和燃燒理論的基礎上建立了微粒捕集器生過程的數學模型,並對模型進行了數值計算,得到了捕集器內部的三維溫度場以及溫度梯度,結果與實驗值吻合較好,驗證了模型的正確性;為了詳細的研究微粒捕集器的生機理,建立了孔道單元數學模型,得到了孔道內的溫度場和微粒反應速率;最後,通過求解模型在不同邊界條件和不同幾何參數下的數值解,析了各種因素對生過程的影響,如過濾體初始溫度、過濾體內氣流的流動速率、氧濃度、微粒沉量以及過濾體壁厚度,為微粒捕集器的優化設計提供理論指導。
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