空化圖表 的英文怎麼說

中文拼音 [kōnghuàbiǎo]
空化圖表 英文
cavitation chart
  • : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
  • : Ⅰ名詞1 (繪畫表現出的形象; 圖畫) picture; chart; drawing; map 2 (計劃) plan; scheme; attempt 3...
  • : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
  • 空化 : cavitation空化機理 cavitation mechanism; 空化噪聲 [聲學] cavitation [aeration] noise; 空化作用 [化學] cavitation
  1. A new model of distribution system is presented, whereby, the feeder switches are regarded as the vertcxes of a graph and the feeder lines are regarded as the arcs. the method to model distribution networks by adjacent table is put forward. therefore, storage size is reduced and calculation is speeded up

    建立了配電網的簡模型,即將饋線開關當作的頂點、將饋線當作弧,採用等長鄰接的數據結構來描述配電網,大大減少了佔用間和提高了查詢速度,並建立了基於等長鄰接的配電網路拓撲演算法。
  2. 3 pnueli a. a temporal logic of concurrent programs. theoretical computer science, 1981, 13 : 45 - 60. 4 mcmillan k l. symbolic model checking

    符號的模型檢測技術利用二叉binary decision diagram示狀態轉換關系,降低了系統模型所需的內存間。
  3. The attainment proves that the method is prompter than the conventional ones and reduces the amount of work greatly. moreover, when the db is connected with regional information system of transfered, it is possible to study the changing characterises or regional land use through quantity change, furthemore, to find out the decipline and the dynamic changes of spatial distribution of type of land use through land use maps

    結果明與傳統調查方法相比速度快,工作量大大減少,且把數據庫與區域信息系統連接或被調用,不僅可以通過數值的變,研究區域土地利用狀況的變特徵,還可以從形上體現出土地利用類型的間分佈規律,以及間分佈的動態變情況。
  4. Having fully absorbed the former researching results, f " abrega, herzog and guttman brought forward a kind of formal method named strand space, which is a practical, intuitive and strict one for security protocols analysis. the model uses a kind of order graph between its nodes existing casual relationship to represent protocol executions

    間( strandspace )模型由f ' abrega 、 herzog和guttman三人提出,它是分析安全協議的一種實用、直觀和嚴格的形式方法,它充分吸收了前人的研究成果,模型使用一種節點間存在因果關系的有向示協議的運行。
  5. Levels of fasting blood glucose and 24h urinary microcontent of albumin 24 h malb were determined dynamically ; the serum glycosyl hemoglobin hba1c was determined after the last medication ; the ultrastructural changes of kidney were observed by transmission electron microscope ; the expressions of collagen, fibronctin, laminin ln, and the ecm metabolism influencing factors, including mmp2, tissue inhibitor of metalloproteinase timp2, transfer growth factor 1 tgf 1 in renal tissue were detected by immunohistological chemistry and image collecting analytical system

    動態檢測各組大鼠腹血糖fbg 24h尿微量白蛋白24h malb ,末次給藥后測定大鼠血漿糖血紅蛋白hba1c透射電鏡觀察各組大鼠腎臟超微結構改變,應用免疫組技術及像採集分析系統測定各組大鼠腎臟組織中型膠原c纖維連接蛋白fn層粘連蛋白ln的達,測定影響ecm代謝的基質金屬蛋白酶2 mmp2基質金屬蛋白酶抑制劑2 timp2及轉生長因子1 tgf 1的達。
  6. The wavelet multi - analysis is adopted to further understand the microstructure of solids holdup fluctuation, the vivid fingermark images show that it is a fractal and dissipative structure. the low and frequency signals reflect the dilute phase fluctuation behavior and dense phase ( cluster ) fluctuation behavior, respectively. to deep understand the multi - scales characteristic of gas - solids circulating fluidization, the wp decompose methods for obtaining the eigenvalue of gas - solid fluidized bed has been developed. the results show that eigenvalues of different scales are effective for identification of non - uniform and dynamic structure of gas - solid fluidized bed

    小波多分辨分析法得到指紋形象地揭示了顆粒濃度脈動的自相似、分叉等具有混沌特徵的微觀結構;小波分解后信號中的低頻和高頻成分分別代了稀相和密相的脈動行為,小波包分解提取能量特徵值的方法能夠揭示氣固的多尺度特性,不同尺度上的能量特徵值四川大學碩十論文反映了氣固循環流系統中存在的非均勻動態時結構。
  7. In order to grasp the urban system processes and evolution pattern of hunan province comprehensively, this article has made further discussion on its structure characteristic : through regression analysis, graph analysis and statistics analysis of the time series data and cross sections data, by combining with the fractal theory, we induce the following conclusion : the hierarchical size structure presents the law of the primate city, the rank - size rule and pyramid structure characteristic, but it also has the insufficient development problem of the high hierarchical size city. by using the gravitation model, we found out that the economy relation intensity among those main cities is weak while the structure is loose. based on the urban layer system of economic development level and industrial structure evolution of the cities in hunan province, this article then induces the function combination among the five urban agglomerations in hunan province

    為全面把握湖南城市體系的運演規律,本文對其結構特徵作了進一步的探討:通過時序數據和截面數據的回歸分析、分析和統計分析,結合分形理論,得出了其等級規模結構分佈呈現出首位分佈、位序?規模分佈和金字塔結構特徵,以及存在著高層次城市發展不足的問題;運用場引力模型發現該省主要城市間的經濟聯系強度較弱、結構鬆散,在歸納出該省城市經濟發展水平的層次體系、產業結構演變的基礎上,導出了該省城市體系的五大城市群職能組合;結合間結構體系、路網交通條件和經濟發展狀況,對該省城市間分佈狀態進行了定性分析,研究明該省總體上處于極階段,各個具體區域,分佈階段不一,差異較大。
  8. By programming developed by user, the paper detailed researches the expressing method and identifying method of the component in the hierarchy assembly model, the description of three dimension position and orientation of the components in the product, and topological graph of mating relationship among the components. all these lay a solid foundation for the following research on assembly sequence and path planning and assembly process simulating

    本文在pro engineer軟體的基於特徵的參數技術建模的基礎上,通過其二次開發平臺,詳細研究了pro e軟體環境下的裝配模型的層次結構的裝配模型達方法和部件標識機制,以及零部件在裝配體中的間位姿描述;還有零部件之間的配合聯接關系的拓撲示法。
  9. During the course of the research, the criterions of the interpolation effect are mean error ( me ), mean absolute error ( mae ), root mean squared interpolation error ( rmse ) and the difference of mean square deviation between the measured and the estimated surface air temperature. the conclusions are as follows : ( 1 ) by contrasting the gaussian weighted model associated with the error modification with the gaussian weighted model, the error modification is proved to considerably ameliorate the precision of spatial interpolation ; ( 2 ) on the base of the gaussian weighted model, taking altitudinal effect into account can reflect the trend in which temperature changes according to the topographic altitude and may ameliorate the precision of spatial interpolation correspondingly and apparently, which indicates that topographical effect on the preciseness of spatial interpolation can not be disregarded in terms of the region with complicated topography ; ( 3 ) the map of daily surface air temperature distribution, using the modified gaussian weighted model a and b, can accurately reflect the temperature - changing - with - topographical - altitude trend. among them, the better is the model a, whose me is below 0. 03 ?

    在此過程中,採用平均誤差( me ) ,平均絕對誤差( mae ) ,插值平均誤差平方的平方根( rootmeansquaredinterpolationerror ,簡稱rmsie ) ,插值前後測站要素值的均方差( meansquaredeviation ,簡稱msd )差值作為判定插值效果的標準,得出如下結論:通過高斯權重法與結合逐步訂正的高斯權重法的對比,說明結合逐步訂正方案的高斯權重法可大大提高地面日氣溫的插值精度;在高斯權重法中加入海拔影響項可以反映出溫度隨地形高度的變趨勢,同時也能較大地提高地面日氣溫的間插值精度,說明在地形復雜的區域,地形影響在插值精度中是不可忽略的;對于高斯權重法的兩種改進方案得到的地面日氣溫分布都能很好地反映出面大氣氣溫隨地形高度的變趨勢。
  10. Data used in this work are north pacific ssta, 160 stations precipitation of china, and ncep reanalysis data. main results are as follow : ( 1 ) it is found that a apparent transition of north pacific ssta in later 1970 ' s : eastern and middle - equatorial pacific ssta turns from cold to warm with area extending, and mid - latitude pacific ( west wind drift zone ) turns from warm to cold. during this transition of ssta, different characters also appear in el nino and la nina : before 1976, la nina happens more frequently, and its duration is longer, el nino zone develops from negative ssta in the early stage ; after 1976, el nino happens a little bit frequent and longer with more intensity than before, el nino zone develops from positive ssta in the early stage ; the course of ssta variation has an enso cycle of 2 - 6 years, annual oscillation of 8 - 9 years, and decadal variation of about 22 years

    本文採用1950 - 1999年北太平洋海溫度( sst ) 、中國160站夏季降水和ncep再分析的歐亞500hpa高度場等資料,利用eof 、 svd 、小波分析、合成分析和相關分析等方法,在分析北太平洋海溫時分佈特徵的基礎上,著重探討了海溫異常及其年代際變對我國東部降水的影響,並對降水、高度場和海溫三者之間的關系進行了分析,以試尋找三者異常之間可能的聯系,主要結論如下: ( 1 ) 1976年前後,北太平洋海溫經歷了一次明顯的轉變,赤道中、東太平洋厄爾尼諾海區由冷轉暖,暖水范圍增大,中緯度西風漂流區海溫由暖轉冷;在這樣的年代際背景下,厄爾尼諾、拉尼娜事件在不同的時期也有不同的特徵:在76年前,拉尼娜事件發生頻率高,持續時間長,事件起始於負海溫距平;而76年後,則是厄爾尼諾事件發生頻率略高,持續時間長,強度增大,事件起始於正海溫距平。
  11. In this paper, the ecology environmental information system based on gis, gave up the traditional method and stepped out a new pace in translating from the traditional management of statistic data to the management of spatial data in this way, the system can construct the ecology environment management and decision making on the base of the joint of spatial data and attribute data

    使生態環境管理與決策建立在間數據與屬性數據結合的基礎上,通過間數據與屬性數據的結合,進一步進行間分析,挖掘隱藏在數據背後的信息,通過gis可視的功能使信息及間分析的結果以各種直觀形、、多媒體的方面顯示出來,並可以進一步通過網路進行生態環境信息共享。
  12. The sequence of two patterns presence is changed alternately, that is, one pattern will appear at the second pulse of total pattern in this half cycle if it appears at first pulse in last half cycle. the stability of square pattern was studied by considering the interaction among the wall charges. the discharge moments of individual filament alternate from long one to short in the square pattern, which can been explained by using the breakdown and quench model through considering the wall discharge accumulated on the dielectric layers

    實驗研究了正方網格斑與混合氣體的比例及外加電壓的關系,給出了班類型隨上述條件變的相;實驗採用光學方法對正方網格斑進行了時動力學測量,發現正方網格斑是由兩套正方網格斑相互嵌套而成,其中一套的微放電絲位於另一套正方形單元的中心,這兩套微放電絲交替進行放電;考慮到壁電荷之間的相互作用,研究了正方網格斑的穩定性;實驗發現正方網格斑的微放電絲放電時間間隔是長短交替變的,考慮到電介質面積累的壁電荷的作用,使用擊穿?熄滅方程很好的解釋了該現象。
  13. Taking gis software ( arc / info and arcview ) and visual foxpro as basic plat, protracted the system maps of land resource, those basic subject maps included land use status map, land types map, soil types map, grade map and soil organic substance map, combing with former summarizing research results, built the spatial basic database of land resource ; based the spatial database, by the means of attribute table manipulation and take the map plot as basic unit to get the subject attributes of basic information, combined with social economy attribute information, built the attribute database ; take the spatial basic database as basic work, by the means of vector piles to get the land resource dynamic movement system maps, included land use status, land types and soil organic substance dynamic movement map

    以gis軟體( arc info 、 arcview )與visualfoxpro為基礎平臺,繪制完成土地資源的系列,包括土地利用、土地類型、土壤類型、坡度、土壤有機質等基礎專題件,結合以前的工作成果,構築土地資源的間本底數據庫;通過間疊加分析,得到基礎單元斑,採用屬性操作的方法獲取基礎單元斑的專題屬性信息,結合社會經濟屬性信息,建立屬性數據庫;以間本底數據庫為基礎,採用矢量疊加對比分析的方法,得到土地資源動態變系列,包括土地利用、土地類型、土壤有機質等動態變
  14. For publishing paper map, some approaches, for examples, area feature symbolization, feature covering, making mask and so on, are accomplished on the process. it is the second key that spatial attribute database management is applied in digital mapping. when a user adds or changes a feature, its attribute and symbol will be changed together

    本文指出解決間數據的地達是實現一體生產模式的第一個關鍵,其中地數據符號技術貫徹全部過程,實現了基於地符號的間數據生產,並在地出版階段,通過面狀符號配置、要素壓蓋、蒙片等地出版處理技術,實現地出版;本文把屬性管理技術應用在地中,實現了屬性數據庫支持下的地編輯。
  15. Aimed at static image retrieval based on color, a multimedia image database which included three layers was designed and the search algorithm of the correlation and polymerization histogram was used in the article. to show color characteristic of image, the method of the hsb ( hue, saturation, brightness ) color space, which is suitable to the visual characteristic of human, is utilized. taking advance of human ' s feeling to color, it quantifies color sector with unequal interval, and get characteristic vector

    針對基於顏色的靜態像檢索,本文設計了一個三層的多媒體像數據庫,選用基於相關聚合直方的演算法,採用符合人類視覺特徵的hsb顏色間來像的顏色特徵,利用人對顏色的感知來對顏色分量進行非等間隔的量並形成特徵矢量,用距離度量函數進行像的相似性匹配。
  16. To show color characteristic of image, the method of the hsv color space, which is suitable to the visual characteristic of human, is utilized. taking advance of human ? feeling to color, it quantifies color sector with unequal interval, and get characteristic vector. finally, it matches the similarity of image with the algorithm of the histogram intersection

    這種方法採用符合人類視覺特性的hsv顏色間來象的顏色特性,利用人對顏色的感知來對顏色分量進行非等間隔的量並形成特徵矢量,用直方交叉演算法進行象的相似性匹配。
  17. In the part of upper - layer software, new global path planningalgorithm, which is based on improved dijkstra algorithm and ant system algorithm, is givenin the thesis, and the new algorithm is proved to be valid in simulation, the map representationproblemofspatialandslamproblemformobilerobotare brieflyanalyzed

    在上層軟體部分,提出了以改進的dijkstra演算法和蟻群優演算法為基礎的新的全局路徑規劃演算法,並模擬驗證了該演算法的有效性,初步分析了移動機器人的環境間地示問題和slam問題。
  18. The monitoring hydro - data of 8 sections from fudedian to zhaoquanhe along the main stream of liaohe river are collected and analyzed. the nemero indexes for the water pollution of liaohe river are calculated and illustrated in diagrams. the results show that the principals of the spatial - temporal cod level changes in the main stream of liaohe river. also, two obvious characteristics of cod pollution are found out : the absolute cod level is very high in this river ; the ratio of cod bod is significantly higher than average. and the phenomena are explained in detail in this paper from multiple aspects such as industrial point pollution, soil and water losses, municipal sewage, agricultural water pollution and etc, based on the relationship analysis between cod, ss and water quality parameters

    對遼河幹流從福德店到趙圈河8個斷面的水質監測數據進行統計分析,計算得出遼河幹流水體污染的內梅羅指數,並以形式揭示了遼河幹流cod時的規律,總結出了遼河cod污染的兩個主要特點: 1 cod絕對值高2 cod bod相對比值也明顯偏高。通過對cod與ss cod與水質參數的相關性分析,從工業點源水土流失面源城市生活污水及農業用水等方面的污染解釋了上述特點。
  19. Proposes a uniform graph - base model for representation to spatial and non - spatial data and also including spatial relations ( topological, orientation and distance )

    在此基礎上,提出一種間數據、非間數據及間關系(拓撲、距離、方向關系)的統一示模型。
  20. This thesis discusses spatial data index first, shows the history of spatial index structure, introduces the current domestic and foreign main index structure in gis ' s spatial joining, and then makes use of character to express spatial object

    本論文首先對間數據庫的索引進行探討,並給出了間索引結構的發展演,然後介紹了目前國內外gis的間連接過程中的主流索引結構,最後引入了字元來間對象。
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