均勻區 的英文怎麼說

中文拼音 [jūnyún]
均勻區 英文
homogeneity range
  • : Ⅰ形容詞(均勻) equal; even Ⅱ副詞(都; 全) without exception; all
  • : Ⅰ形容詞(均勻) even Ⅱ動詞1. (使均勻) even up; divide evenly 2. (分出一部分) spare
  • : 區名詞(姓氏) a surname
  1. It is proved that the electric conductivity of ore - forming solution can be used to seek for ore - forming fractures, to select the best mineralization section, to distinguish industrial and non - industrial auriferous quartz veins, to reflect the rich or poor levels of orebodies, to evaluate the stability of orebodies, to judge the denuding levels of ore veins, and to prospect the mineralization in depth

    實踐證明,該方法在以下幾個方面具有應用前景: ( 1 )查找成礦斷裂,優選最佳成礦段; ( 2 )分有無工業價值的含金石英脈; ( 3 )反映礦段或礦體的貧富程度; ( 4 )評定礦體的穩定性或礦化不性; ( 5 )評估礦脈的剝蝕程度; ( 6 )礦脈深部成礦預測。
  2. Through the analysis on the discrepancy between the indexes of land use and landscape structure of both the periods, the change of the eco - environment caused by the causations of both the nature and the human activities is pointed out that the total area of the studying region is somewhat reduced ; the alkali - saline land therein is utilized for fishery breeding ; a part of the unused land and water area are basified ; the sorts of landscape are rich and uniform and serious fragmentations are locally occurred

    通過分析兩期土地利用及景觀結構指數之間的差異性,指出由自然和人為原因引起的生態環境的變化:研究總面積有所減少,鹽堿地改良後用于了魚蝦養殖,部分未利用地和水域鹽堿化,域景觀類型豐富且,局部破碎嚴重。
  3. The space - time distribution of chinese semi - ari d region surface water is n ' t even, the differences in a year are obvious ; the differences of underground water between years are not so obvious as surface water, but it still has a decreasing tendency, especially in shanxi and sha ' anxi provinces. there is a significant linear correlation between the precipitation and water resources in semi - arid region, the dynamic regularity of water resources is basically same as the dynamic regularity of precipitation

    半乾旱地地表水資源時空分佈不,年內分配差別大,地下水資源年際間變化率不大,但總體有減少的趨勢,尤以陜西和山西突出。半乾旱地降水量與水資源量線性相關顯著,降水量的變化規律基本上與水資源量的變化規律吻合。
  4. Regard - ing the surface runoff mechanism, liang and xie 1, 2 presented a new surface runoff parameterization which dynamically represents both the horton and dunne runoff generation mechanisms within within a model grid cell together with a consideration of the subgrid - scale het - erogeneity, which can be applied to not only humid regions but also droughty regions as well 3, 4. regard - ing the soil water movement, xie et al. 5 developed an unsaturated flow numerical model based on the finite element method, and xie et al. 6 presented another numerical model to compute soil moisture and water flow flux together by means of a mixed finite element method

    在地表徑流方面,文獻1 3發展了一種同時考慮蓄滿超滲產流機制及次網格非性的新的徑流機制模型,並用其改進了陸面模式vic variable infiltration capacity中的徑流計算,該模型既適用於濕潤地也適用於乾旱地4 .在土壤水模型方面,文獻5採用有限元質量集中法發展了非飽和土壤水流的數值模型,文獻6則採用混合有限元法建立了非飽和土壤水分含量和通量計算的數值模型
  5. Results show that the spatial distribution of the precipitation of the west is very uneven and obviously different in every quarter ; the characteristics of precipitation is droughty and less - rain in almost all part in winter. plentiful in summer, spring and autumn are transition phases, rainfall of autumn is more than that of spring in the most of region ; relative variability of each season rainfall is bigger than that of year, the variability is biggest in winter, but smallest in summer. alike between spring and autnmn and comprative in numerical value ; the area of least precipitation is in talimu basin and the northwest of chaidamubasin, not in the northwest of china

    研究發現:西部地年降水量的空間分佈極不,局地差異大;冬季絕大部分地乾旱少雨,夏季雨量豐沛,春秋季是過渡階段,大部分地秋雨多於春雨;各季降水量的相對變率大於年變率,夏季最小,冬季最大,春秋兩季相似,數值上與冬季相差無幾;我國雨量最少的地位於柴達木盆地西北部和塔里木盆地,並不在我國的最西北角。
  6. Precipitating process in this area could be divided into four types, namely : even type, gradually decreasing type, eruptive type and peak type. at the same time, the different raining type produced different sediment - transporting process

    的降雨類型主要有型、遞降型、突發型、峰值型等四種,不同的降雨類型存在不同的產流產沙方式。
  7. In addition, the dq - q curves behave in different shapes. it can be concluded that the scaling properties depend colsely on the way, intensity. acting scale and distribution in space of inogenic and exogenic processes. according to the scaling natures of the two landform profiles, it is proposed that the 5km scale is the low limit of the inogenic process effects which begin to dominate landscape patterns in landform systems

    該結果對理論地貌研究具有重要意義:不同地貌類型表面的多重分形譜值域表現為高山中低山盆地的總體特徵,地貌表面多重分形譜特徵表明了內外營力地貌作用類型和強度在空間上分佈的不程度。
  8. However geological information is fully recorded in the remote sensing image, which made it possible for the choosing of this area as a dissection point to extract complex structural information of orogenic belt in west china. taking fully advantage of multi - band image richly bearing concealed geological information in combination with remote sensing analysis and structure analysis, to anatomy the supracrustal composition and structure of orogenic belt with the regional linear structures and their partitioned block and schistous geological masses as the macro - frame ( in corresponding to structure units and structure segments ) and with the rock masses, structure - rock assemblages, line - featured and belt - featured structures as well as penetrative and non - penetrative foliation ( primary stratum and trans position layering ) and folds as the texture and structure elements. the methods of how to distinguish granulite > ductile - shear zone, imposed fold, different deformed belts -

    因而,本文選擇這一地作為我國西部地從遙感圖像上提取造山帶復雜結構構造信息的解剖,充分利用遙感圖像多波段反映物質屬性的特點和圖像處理提取隱含信息的優勢,採用遙感解析?構造解析相結合的研究方法,以域線狀構造及由它劃分的塊狀、片狀地質體為宏觀骨架(對應于構造解析劃分的構造單元、構造均勻區段) ,以地質體中的巖石巖體、構造巖石組合,線狀、帶狀構造,透入性、非透入性面狀(原始層理、新生面理)和褶皺等構造作為用於解析的結構構造要素,進行造山帶表殼組成和結構構造解析研究。
  9. The results of 2 - d resistivity inversion of the yishui - tangtou and the liujazhuang faults indicate that electrical structures on both sides of the fault zone present obvious difference, the resistivity of the hanging wall is low and partially high, while that of the foot wall is high, and the faults are high - obliquity faults

    沂水湯頭斷裂、劉家莊斷裂的二維電阻率反演結果表明,斷裂帶兩側的電性結構呈現出整體性的差異,正斷層的上盤為低阻和局部高、低阻擾動;而斷層下盤多為的高阻;斷層為高角度斷層。
  10. The primary representations of the vulnerabilities of water resource in hengyang basin where is a typical hilly region with red and purple soils in south china are analyzed : the precipitation re source varies greatly in spatial and temporal distribution ; the soils and rock property are not in favor of water and soil conserving ; the structure of crops needs a high water consumption ; and the farm irrigation works are timeworn and frangible

    摘要以中國南方典型的紅壤和紫色土丘陵衡陽盆地為例,分析論述了衡陽盆地地表水資源脆弱性主要表現在:降水資源時空分佈不;不利於水土保持的地表物質組成和植被覆蓋;耗水量大的農業種植結構以及調蓄水功能弱的農田水利工程體系等方面。
  11. And then, the irrigation performance including irrigation efficiency, application efficiency and distribution uniformity were evaluated by using infiltration parameters and soil parameters. the results indicate surge furrow irrigation is suitable to hilly mountain areas

    利用入滲參數以及田間基本參數,對灌水質量:儲水效率e _ n 、灌水效率e _ a和灌水度e _ d進行了評價,評價結果表明在丘陵山適宜進行波涌灌溉。
  12. ( 2 ) region is mainly made up of large patches which are distributed collectively. region landscape is mainly made up of the hill grassplot landscape of mountainous region and desertification landscape. ( 3 ) with the enhancement of human beings effect, landscape diversity indexes are declined, landscape evenness indexes are reduced, and landscape fragmentations are intensified

    通過這些指數的分析表明:甘肅省以草地景觀為主,斑塊數較多,大小斑塊間差異較大,斑塊形狀較復雜,自相似程度較低,域總構形較復雜;域總構形以大斑塊為主體,呈聚集型分佈,構成景觀主體的是山地丘陵草地景觀和裸地景觀;隨著人類干擾強度增加,景觀多樣性下降,度降低,景觀破碎化程度加深。
  13. Research area is characteristic of heterosphere obviously, which mainly manifests that distribution, thichness and extent of delelopping of sand body is not symmetrical. difference of transverse permeating rate is more 10 times than longitudinal permeating rate. the research indicates : the principle productive formation at this area is the member of h8x, h8s on the lower hezi formation that are good reservoir

    研究儲層非質性明顯,主要表現為砂體分佈不、厚度不,發育程度不一,滲透率縱橫向差異在10倍以上等;儲層發育較好的層段是山西組山1段,是本的主要產層;神經網路技術對于儲層物性參數的預測是一種比較有效的方法;儲層綜合評價指數對于儲層的評價具有一定的理論和現實意義。
  14. The region of the atmosphere below 90 km has a nearly constant mean molecular mass, and is therefore called the homosphere.

    90公里以下大氣域,具有一個接近恆定的平分子質量,因此稱為層。
  15. There is a period of soil contents range from ten to twenty five days over the humid discussed area in summer, and the period is not obvious at the discussed zone of close oasis desert area in summer and winter. ( 2 ) soil temperature exits several periodic variations of different depths ranging from six to twenty four days in heihe region, and nine to thirty days in gaize and shiquanhe region. it also shows that gradient of soil temperature affects on the soil content movement more greatly in summer. ( 3 ) the land surface temperature of yangtze river lower region is retrieved from noaa - ahvrr data

    ( 2 )根據土壤溫濕資料,採用功率譜分析、 pca分析等方法,分析了兩種典型下墊面土壤溫度的時空分佈特徵及其對土壤水分運動的影響,發現研究土壤溫度除日和年變化周期外還存在6 30天的不同周期;下墊面的非性及其季節變化及溫度梯度變化對土壤水分運動有很大影響,冬季溫度梯度變化對土壤含水量影響大於夏季溫度梯度對上壤含水量變化的影響,且溫度梯度與水分運動方向相反。
  16. In recent years, plentiful and substantial fruits achieved by the lb method in simulations of hydraulics, multiphase flows, flows in porous media and heat transfer as well as magnetohydrodynamics, have revealed a broad perspective of application of this method, it will become a powerful competitor to the conventional approaches. in order to absorb the recent achievement in theory and application of the lb method, explore new ways in hydraulic computation to promote the development of practice, some work is car ried out in this thesis, as following : advances in the theory research and application, deductive process of the d2q9 model and some other commonly used models of the lb method are summarized. based on the hydrodynamic and general boundary conditions, a new joint boundary condition is presented, it integrates advantage of the two conditions above and obtains very good results in dealing with all kinds of boundaries of flow fields

    為了消化和吸收近年來lb方法在理論和應用方面的新成果,探索在水力計算方面的新途徑以促進lb方法實用化的發展,本文進行了下列研究工作:綜述了lb方法在理論研究和實際應用方面的新進展,以及d2q9模型的推導過程和其他一些常用的模型;在水動力邊界條件和通用邊界條件的基礎上提出了一種新的聯合邊界條件方法,它綜合了上述兩種邊界條件的優點,在流場的各種邊界處理中取得了非常好的效果,經過模塊化的處理以後這種邊界條件具有更好的實用性;針對網格的lb方法計算效率較低的不足,提出了雙重網格的latticeboltzmann方法,通過二維poiseulle流動、后臺階流動和渠道方槽流動三個算例的模擬,證明這種方法能夠明顯地提高流場模擬的計算效率;此外,根據復雜域流場的特徵提出了latticeboltzmann方法的分塊-耦合演算法,利用lb方法的計算特性實現塊與塊之間的數據交換,充分利用計算資源提高計算效率,通過對「 t 」型、 「十」型和「 x 」型分岔管道流場的模擬,展示了這種演算法的特徵和優點,以及它所具有的應用前景。
  17. Base on certain main magnets of nmr this thesis designs the most excellent structure of the pole shape and obtains a relatively uniform magnetic field in a large imaging volume. the calculating model of pole shape made of pure iron can be simplified with the infinite permeability and calculated with the scalar potential. the rule between pole shape and the homogeneity or the size of uniform region of magnetic field is discovered and factors of influencing the homogeneity of the magnetic field are held so that the main magnet with the optimized size of pole shape can produce a relatively uniform magnetic field in a large imaging volume

    本文針對一類典型結構的主磁體,通過磁場分析與大量的計算,找到了極靴形狀的改變影響樣品磁場度以及均勻區域范圍的規律,掌握了極靴形狀的變化趨勢及其形狀影響樣品磁場度的各種因素,進行了極靴的形狀優化設計並編制了相應的計算機軟體,給出了極靴形狀的具體尺寸,使得主磁體能在更大空間內產生相對的磁場。
  18. Two methods, histogram equalization ( he ) and local area histogram equalization ( lahe ), which are in common usage today, are not satisfactory if the image contains small, relatively uniform regions where exists objects or other details of interest

    當我們感興趣的信息包含在圖像中相對較小且灰度分佈較均勻區域時,兩種廣泛使用的直方圖修正方法即直方圖衡( he )和局部直方圖衡( lahe )都不能增強這一部分信息。
  19. The thesis is devoted to the pole shape optimization in order to improve the homogeneity of the magnetic field in a large imaging volume between the poles

    本文的主要目標是對主磁體上下兩極面的極靴進行形狀優化,以提高樣品的磁場度,並擴大均勻區范圍。
  20. Abstract : the distribution of axial magnetic field around the centre of helmholtz " coils has been thoroughly analyzed, a numerical method for estimation of the homogeneity of coils " magnetic field had been found, and the homogeneity curve is given

    文摘:分析了亥姆霍茲線圈中心域軸向磁場的分佈,找到了一種估計線圈磁場均勻區的計算方法,並給出了均勻區分佈曲線圖。
分享友人