邊界集 的英文怎麼說

中文拼音 [biānjiè]
邊界集 英文
boundary sets
  • : 邊Ⅰ名詞1 (幾何圖形上夾成角的直線或圍成多邊形的線段) side; section 2 (邊緣) edge; margin; oute...
  • : 名詞1 (相交的地方; 劃分的界限) boundary 2 (一定的范圍) scope; extent 3 (按職業、工作或性別等...
  • : gatherassemblecollect
  • 邊界 : boundary; frontier; border; borderline; edge range line; periphery
  1. The complex nonlinear pursuit - evasion model of two spacecraft in near - earth coplanar orbit is simplified to linear model, the circular region the radius of which is equal to capture radius is defined as target set, capture is achieved when the evader come into the target set and the game is over ; the boundary of useable part ( bup ) is determined, and the analytical form solution of the linear equations is obtained by backward integration of the state variables from the bup, the linear barrier of the pursuit - evasion model and the optimum thrust of the both sides are thus obtained

    本文將近地共面軌道內運動的兩飛行器非線性追逃模型簡化為線性模型,以捕獲半徑的圓域定為目標,確定目標上的可用部分,並以此為各狀態變量的起點,對時間進行倒向積分,求得線性方程組的解析解,從而確定了該追逃模型的線性柵,以及柵上對策雙方的最優推力,即求得了滿足最優策略時相對運動的軌跡和推力。
  2. Further more, this algorithm also provides the criterion distinguishing edge inflexion and sleek curve section and the method computing inaccurately curvature radius and approximate perimeter. the paper also introduces the use method with cell edge hollow repairing and overlap or conglutination cell segmentation. for example, this algorithm has proved high - speed and has a good effect of cell segmentation on more than twenty groups of conglutinate and absent cells which are gathered from three kinds of cells

    同時給出了利用這些參數判別角點,光滑段的判據,以及估算曲率半徑,等效周長的方法;最後,以細胞凹陷的修補和重疊細胞粘連的分割為例驗證了演算法的可行性,該演算法在採到的30餘組粘連和缺損細胞上進行了驗證,結果表明,該演算法處理速度快,分割效果良好。
  3. We hold that the integrate effect consists of two parts : 1 + 1 > 2 and a + b = c, in terms of math : here x1, x2, . . . , xn : integrate units s : functions of new system what features an integrated system are subjective initiative, non - linear function, dynamic connection, sub - system uncertainty, selective competition. the basic factors of integration are integrate context, integrate units, integrate interface and environment, which form the integration condition respectively the basic integrate patterns covers point - to - point, pipeline and hub

    首先,深入探討了成的內涵,即成是指為了實現某一目標,在一定的成環境中,若干成單元動態地合成一個泛狀態的有機整體的過程,指出成效應的數學解釋除了1 + 1 2外,還應該包括: a + b = c ,即若以x _ 1 , x _ 2 , … … , x _ n代表成單元, s代表成后新系統的總功能,那麼其特徵有:主體行為性、功能非線性、關系動態性、單元泛化性、選擇競爭性;成的基本要素包括成背景、成單元、面和成環境等四要素;基本模式有點到點模式、管線型模式和線器型模式;基本條件有成背景條件、成單元條件、面條件和成環境條件。
  4. Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping

    本文的主要內容如下: 1 )對翅片管蒸發器結構特點進行分析,選取適當的微元控制體,就干、濕和霜工況下對每個微元分別進行傳熱傳質分析,基於經驗關系式確定霜的有關參數,對于霜工況下的霜生長建立模型,經適當假設,運用質量守恆、能量守恆和動量守恆方程建立適合動態模擬的蒸發器數學模型,為系統模擬奠定基礎; 2 )對蒸發在大擾動下的開、停機過程,運用動態中參數模型進行分析和計算,為更好地描述製冷系統運行的全過程奠定基礎,同時也為製冷系統實現自動控制提供一定的理論基礎; 3 )對蒸發器正常運行過程,運用動態分佈參數和參數間定量耦合的觀點來分析和計算,為更好地了解穩態工況下各點參數的變化情況及各入口參數對蒸發器動態特性的影響即蒸發器性能對各參數變化的敏感性; 4 )編寫翅片管蒸發器動態特性模擬計算程序,可以計算不同條件和初始條件下的製冷劑熱力參數、空氣溫濕度和霜厚度分佈場,實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。
  5. Unfortunately, the numerating model used in such method is quite different from the actual instance, and the constraints are to o simple, the effects of the side load, elastic modular of the stone body of the foundation and the compatible structural deformation are not involved in. due to the asymmetry of the spatial load, it is quite different between the analysis results and the test data

    這種中計算方法力學模型的建立與結構的實際受力情況出入較大,且對條件考慮過于簡單,對荷載的影響、基礎巖體彈模的影響及結構本身變形協調一致等均未能一併考慮,對于空間受力不對稱的狀況,作為二維問題分析時計算結果與應力測試結果出入較大。
  6. Computer aided geometric design, 1989, 6 : 323 - 358. 7 seidel h p. symmetric recursive algorithms for surfaces : b - patches and the de boor algorithm for polynomials over triangles

    2三角b樣條曲面的曲率分佈具有「節點線」現象,也就是說在其曲率在三角面片的上有「聚」現象。
  7. Rs theory was proposed by pawlak in 1982. the focus of rs theory is on the ambiguity caused by limited discernibility of objects in domain of discourse. fuzzy set theory was proposed by zadeh in 1965 and hinges on the notion of a membership function on the domain of discourse, assigning to each object a grade of belongingness in order to represent an imprecise concept. the combination of fuzzy sets and rough sets are a new study and is very value in fact

    粗糙理論是波蘭數學家z . pawlak於1982年提出來的兩種處理不確定和不精確數據的理論,是通過等價關系來研究對象之間的不可分辨關系;模糊理論是美國控制論專家zadeh於1965年提出的一種處理非精確的現象的數學工具,是利用合的特徵函數來處理的不可定義性,在模糊合中並沒有應用對象之間不可分辨性的概念。
  8. The proposed algorithm used adaptive operators for every sub - band to suppress these energy - concentrated coefficients on the block boundary to reduce blocking artifacts in space domain

    通過為各個子帶設置自適應操作運算元去抑制塊系數能量聚現象,使得空域中的塊效應得到消除。
  9. Composites can have borders and be easily distinguished visually or can be borderless and seamlessly integrate into even larger groups

    復合控制項可以是有的,並且這些很容易在視覺上產生混淆,或者它們也可以是無的,無縫成到更大的組中。
  10. As one of the design for testability technology, boundary scan test ( bst ) fixes boundary scan cells between the device pins and core logics. thus, the bsc acts as the virtual test probe that carries out the test stimulus and captures the test response

    作為一種結構插入的可測性技術,掃描測試( bst )技術將掃描寄存器單元安插在成電路內部的每個引腳上,其作用相當于設置了施加激勵和觀測響應的內建虛擬探頭。
  11. The majority of the test vectors are used to check the connection of the pins of the device. those vectors for connection test can be removed from the vector base for the device under test when deltascan is applied together with boundary scan test. the total vectors are therefore eliminated

    測試矢量中大多數是用於測試引腳之間是否有短路或有引腳開路情況的,引入deltascan測試ic的引腳的開路和短路情況后,就可從xc5210 _ tq144的測試矢量中去掉合併與短路,開路測試有關的測試矢量,進一步減少了掃描所需的測試矢量。
  12. ( c ) the existence of the firm results from its effective configuration advantage of production and transaction obtained through routine - based evolution ; the boundary of the firm is concerned with integration of contestable activities which depend upon coherent dimensions of routines and dynamic selection regime and integration of non - contestable activities which depend upon variation and retention of routines, dynamic selection regime and dominant logic, assemblages of routines and path

    三、企業的存在是因為通過慣例的演化,實現了生產和交易的有效配置優勢。企業的涉及可競爭性活動和不可競爭性活動的整合,慣例的連貫性維度和動態選擇制度決定了可競爭性活動的整合;慣例的變異和保留能力、動態選擇制度和主導邏輯、慣例及其路徑決定了不可競爭性活動的整合。
  13. Study achievement appears as following aspects : ( 1 ) yellow river estuary gate river flow and tide flow mixed area is not keep standing deposition status, on special income water and sediment conditions, boundary conditions and oceanic power conditions, this area may on the scour status ; ( 2 ) observed from estuary sediment deposition distributing process : delta and sea offing area sediment deposition vary trend is similar, each part sediment deposition scale varies as wave shape ; ( 3 ) on estuary gate, affect the sediment deposition factors, primary factors are tide prop, the gate widens gradually, estuary gate have branches, brine induced flocculation. this paper study the estuary gate widen, estuary gate have branches to affect the river channel deposition in quantity ; ( 4 ) based on field measured data, for the first time, deduce the estuary sediment deposition and distributing regress formula which can estimate estuary different areas sediment deposition volume ; ( 5 ) this subject demonstrate the estuary delta coastline dynamic balance conception, build the relationship between the estuary income sediment with deposition land area, draw the following important conclusion : when estuary years - averaged income sediment keeps at 345 million tons, the delta coastline may on the dynamic balance status. ( 6 ) this subject firstly brings up estuary sediment optimized control conception, and has the primary study on the macroscopically optimized control conception method

    研究認為: ( 1 )黃河河口口門逕流潮汐區域並非持續保持淤積狀態,在特定的來水來沙、條件和海洋動力條件下,該區域可以處于沖刷狀態; ( 2 )從河口泥沙沉積分配的過程來看:三角洲與濱海區泥沙的沉積變化趨勢是基本一致的,各部位的泥沙沉積比例變化基本呈波動狀態,且三角洲與濱海區泥沙的沉積比例與來沙量密切相關,基本成正比關系; ( 3 )在口門處,影響泥沙沉淤的因素主要中在潮汐頂托、口門逐漸加寬、河口門分汊、鹽水造成絮凝等,本報告主要對口門加寬,口門西妥理工大學工程碩士專業學位論文分漢對河道淤積的影響進行了定量分析: (一扣根據實測資料首次建立了河贖流路泥沙沉積分配的回歸計算式,據此可以預估計算河口不同區域泥沙的沉淤量; 、 5 )本項研究首次論證了河口三角洲岸線動態平衡的概念,並建立了黃河河口來沙量與造陸面積的相關關系,得出了當河口多年平均來沙量維持在3 . 45億t時其河口三角洲岸線則可能處于動態平衡狀態的重要結論; 『 6 )本項研究首次提出了河口泥沙優化調控的概念,並對其宏觀優化調控模式進行了初步探討。
  14. It forms a version boundary

    程序形成版本
  15. Borders have swayed back and forth throughout history with the ambition and power of the contending parties.

    歷史上隨著角逐團的野心和勢力的消長,一直變動不居。
  16. The method of boundary finds the sort of discrete points

    應用本文提出的排序法實現離散點的排序工作。
  17. The smuggling racketeers whose boats speed crazily over hong kong s territorial water boundary have the most cellular phones and are directed by mobile gangsters on land. computers aid police in many ways

    走私團的船艇能飛快越過香港領海,它們擁有最先進的手提電話,並由在陸上四處走動的匪徒通風報訊。
  18. America's troops are not massed on china's borders.

    美國沒有在中國的邊界集結軍隊。
  19. This paper describes an aag ( attributed adjacency garaph ) based method of machining features recognition for shaft kind parts and 2. 5d parts on the acis platform, which can effectively recognize the main and assistant feature of these kinds of parts. using the class library provided by acis, all the geometrical information for defining a feature can be acquired. finally a xml neutral file describing the recognition result is provided for the later capp process and the generation of nc code

    本文首先分析三維實體模型的特徵識別方法及其特點,繼而採用基於屬性鄰接圖的特徵識別方法,研究了軸類零件及2 . 5維零件的加工特徵的分類及其識別,並在acis平臺上開發了相應的軟體原型系統,有效地識別該類零件的主特徵和常見的輔助特徵,且利用acis提供的類庫介面提取模型底層的幾何參數,得到定義各項特徵所需的幾何尺寸信息,最後以xml中性文件的形式輸出識別結果,為后續進行的工藝規劃、加工代碼生成提供初始數據,從而為cad / capp / cam的成提供有效的方法。
  20. On the other hand, the level wise search algorithm is analyzed theoretically with level space theory based on partial order. several properties of level space are summarized and proved. the property of border theory and complexity conclusion of abstract level wise search model are also proved based on the above discuss

    另一方面,本文以基於偏序關系的層次空間< l , >為基礎,對分層搜索演算法進行深入的理論分析,總結並證明了層次空間的幾個基本性質,並在此基礎上對已有的邊界集性質和抽象分層搜索模型的復雜度結論給出嚴格證明。
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