spatial point 中文意思是什麼

spatial point 解釋
空間點
  • spatial : adj. 1. 空間的；在空間中存在[發生，佔有位置]的。2. 佔大篇幅的。n. -ity 空間性。adv. -ly
  • point : n 1 尖頭，尖端；尖頭器具；〈美國〉筆尖；接種針，雕刻針，編織針；小岬，小地角；【拳擊】下巴。2 【...
  1. Analyzes the basic features of a special gis applications and its basic demand, points out the localization of integrated gis platforms and its inelasticity, and presents a spatial data model based on constructed point set storage to satisfy with the demand of the special gis application. 2

    分析了一類特殊gis應用的基本特點和基本功能需求，指出了現有gis平臺的局限性和對該類應用的不適應性，針對該類特殊的gis應用，創造性地提出了能滿足其要求的基於構造點集的全關系型空間數據模型。
  2. A new planning method - analysis of factors of point line and area and control points optimization, which is based on the analysis of urban spatial structure, is tried to put forward. analyzing the important functional clusters in the spatial layout of the urban, the intracity medium - long distance vehicle traffic major directional desire line how the urban to link up with the highway network and the whole structure of expressway system, the skeleton of the expressway network can be obtained. using the degree of importance method analytic hierarchy process ( ahp ), one or several intersections can be selected

    該法對城市空間結構布局中的重要節點、主要的中長距離機動車交通流徑期望線的分佈、大城市與區域干線公路網的銜接以及快速路系統線網的整體結構等進行分層次的分析研究，得出快速路系統線網構架，運用重要度法、層次分析法找出大城市重要功能組團中重要程度最高的一個或數個關鍵交叉口作為快速路系統線網規劃的控制點，考慮快速路線路走向的控制點對線路走向進行優化。
  3. Starting from the generativ e procedure of conjugate curves the generator 2 and generated curve 1 ar e re garded as two bunches of spatial point sets and the 1 is being considered a s a macroscopic expression in s1 coordinate space of points, satisfying the co n dition of conjugation during the course of relative movement, on 2

    從共軛曲線的創成過程出發，將母曲線2和創成曲線1看作兩簇空間點集，認為1是由相對運動過程中2上滿足共軛條件的點在s1坐標空間中的宏觀表現。
  4. As both the meshing point and ball ' s center are on the given cylinder, a general method for developing the cam ' s profile is studied. it is proved that the profile of positive and negative transmission is unique if the face gear, the difference between face tooth number and ball number and the diameter of ball are the same. the concrete expression of meshing cam on given spatial cycloid profile, and the characteristics of the profiles are discussed

    論文的主要工作包括： 1 、根據嚙合點和鋼球中心軌跡均在同一圓柱面上的特點，研究了給定端齒齒廓條件下求解凸輪齒廓的一般方法；論證了在給定端齒、齒差數和鋼球直徑相同的條件下，正負齒差嚙合齒廓的唯一性；討論了端齒為球面擺線時，凸輪齒廓的具體表達式，並研究了該齒廓的性質。
  5. A point wise evaluation of the diagnostic power of swap values was performed to derive spatial patterns of visual field loss

    Swap診斷效力的評估點用來推論視野缺損的空間模式。
  6. Several models of bonded dissimilar materials with interface edges are calculated. displacement, electrical potential, singular stress fields and singular electrical displacement fields near a singular point are deduced by the eigenfuntion expansion method based on the general solution of the spatial axisymmetric problem of the transversely isotropic piezoelectric media. a generally axisymmetric interface edge of bimaterials with arbitrary interface angle and joining angle is analyzed theoretically by using this method

    在此基礎上，對具有任意界面角和結合角的橫觀各向同性雙壓電材料空間軸對稱界面端一般模型的軸對稱變形問題進行了理論分析，給出了該模型界面端的奇異性特徵方程以及界面端附近的位移場、電勢、奇異應力場和奇異電位移場。
  7. Building non - point source pollution spatial database of the three - gorge reservoir area can not only know about the background, status and rule of non - point source pollution and assessing non - point source critical area and calculating pollution load but also provide the scientific dependent for bringing forward quantity control goal and establishing control stratagem of non - point source pollution of the three - gorge reservoir area

    建立三峽庫區農業面源污染空間數據庫不僅可以查清三峽庫區農業面源污染的背景狀況、現狀、規律和三峽水庫水體污染現狀及其容量，進行危險性評價，確定三峽庫區水體的污染負荷，而且可以為提出三峽庫區面源污染物總量控制目標並制定三峽庫區農業面污染控制戰略提供科學依據。
  8. A main difficult in topology optimization is the singular optimum exists, which performs dimensions mutated and un - connectively in spatial domain ( the singular optimum point was hard to get ). so topology optimization is as regarded as a global optimization problem in concave feasible fields

    拓撲優化的主要困難在於其可行域的奇異性，該奇異性表現為可行域在某些點維數突變及可行域非連通（而奇異點往往難以被搜索到） ，因此拓撲優化也可看作是在非凸可行域的全局最優問題。
  9. It fulfilled the transforming from point data to polygon data and created the field soil nutrient spatial distribution graphics using the different kinds of interpolation ways. it integrated soil test nutrition data, object yield obtained by historical crop yields of past years, fertilization model and expert knowledge to realize intelligent decision and make field fertilizer prescription. with the card ataflash, the prescription made by the system can be imported into the control computer of variable - rate fertilizer machinery and direct variable - rate controller to implement variable - rate fertilization

    系統實現了以下主要功能：應用不同的插值方法實現點狀信息向面狀信息的轉化，生成農田土壤養分空間分布圖；以土壤采樣測試分析數據作為土壤背景養分，並根據歷史產量及其他信息分析確定施肥所要達到的目標產量，通過集成施肥模型和專家知識實現智能決策，生成田間定位施肥處方；然後用ataflash卡導入到變量施肥機械控制計算機上，指導其田間變量作業。
  10. Starts from analyzing a special gis applications, the paper points out its widely existence in dss and mis, presents a spatial data model based on constructed point set storage and its developed spatial - temporal model, and proves the validity and practicability of the presented models from theory and actual application

    本文從分析一類特殊的gis應用出發，指出了該類應用在mis和dss領域的存在性和廣泛性，井針對該類特殊應用提出了基於構造點集的空間數據模型及其時態拓展模型，通過理論分析和實際的應用實踐，證明了該模型的有效性和適應性。
  11. In actual gis applications, both integrated gis platforms and specialized gis platforms are in demand. to satisfied with a special gis applications which has few spatial data, simple spatial objects, few demand for map ability, more demand for distance data access and more demand for multi - user cooperation ( i. e. : apply gis to telecomm resource management, electric power capital management, land property right management etc. ), a spatial data model based on constructed point set storage is presented

    針對空間信息數據量較小、空間對象相對簡單、圖形功能要求不高，但對遠程數據訪問、多用戶並發操作等功能要求較高的一類特殊應用（如電信資源管理、電力資產管理和宗地管理等） ，本文提出了一個基於構造點集（用於空間圖形對象構造的樣本點的集合，簡稱為構造點集）的全關系型空間數據模型，來滿足該類應用的特殊要求。
  12. Retrieval spatial database by using the position of two point specified by user, complete the navigation automatically ; tracing and real - time display user current location depending on navigation map ; accomplish the query based on spatial relationship and property feature

    解決的問題有：根據用戶指定的任意兩點位置檢索空間數據庫，完成自動游覽；利用導航圖跟蹤和實時顯示用戶的當前位置；結合vrml與java技術完成基於空間關系特徵的查詢和基於屬性特徵的查詢。
  13. Fluorescence power transfer function, three - dimensional point spread function ( 3d - psf ) and three - dimensional optical transfer function ( sd - otf ) for the various fluorescent wavelength of the two kinds of fluorescence confocal scanning microscopy are calculated in this paper by using fourier imaging theory. the results show that the fluorescent wavelength has influence on imaging property of confocal microscopy such as spatial cut - off frequency, resolution and 3d - otf. there is a different missing - cone in the 3 - d space of otf when the ratio of excitation wavelength to fluorescent wavelength decreases

    本文在sheppard和gumin等人的理論基礎上，利用fourier光學成像理論，討論了不同熒光波長對單光子和雙光子共焦顯微鏡成像特性的影響，導出了單光子和雙光子共焦顯微鏡的熒光功率傳輸函數、三維脈沖響應函數和三維光學傳遞函數，得到了它們在不同激發波長與熒光波長比值時具體的表達式，並且通過數值計算，得到了它們的曲線圖，結果表明：隨著激發波長與熒光波長比值的增加，焦斑的橫向分佈和縱向分佈變窄，橫向解析度和縱向解析度提高，系統的成像效果變好，當激發波長與熒光波長的比值下降到一定程度時，可以看到不同程度的失錐現象。
  14. In the present paper, a complete attribute and spatial database on anpsp is designed and created in three different levels of scale, hang - jia - hu plain ( 1 : 250000 ), pinghu city ( 1 : 50000 ), and field experiment ( 1 : 2000 ). based on the gis technique, especially webgis technique ( arcims, arcsde ), an agricultural non - point source pollution information system ( anpspis ) has been established in order to serve the management, planning and decision - making of anpsp in hang - jia - hu water - net plain

    本文以太湖流域杭嘉湖地區的1 250000 （杭嘉湖平原） 、 1 50000 （平湖市） 、 1 2000 （樣板區）三種不同比例尺的系統研究為例，建立了一整套農業面源污染的屬性和空間數據庫，通過利用gis及其相關技術，特別是webgis技術（ arcims 、 arcsde ）的應用，建立了一個基於webgis的農業面源污染信息系統（ anpspis ） 。
  15. Several spatio - temporal conceptual models are developed. according to the application to spatial topological relationship of point - set topology theory, we also develop point - set topology in temporal relationship field and form the definition and description of temporal relationship

    借鑒點集拓撲理論在空間拓撲關系中的應用，把這一理論拓展到了時態拓撲關系的分析中，給出了時態拓撲關系的定義、描述和應用例子。
  16. The hybrid method can simulate accurately both the imaging and polarization - dependent diffraction characteristics of a concave grating. to meet the growing need for flattened passband in a practical wdmsystem, three design methods, namely, the tapered output waveguide structure with air - slots, the three - focal - point method and the analytical method of spatial phase modulation, are introduced to achieve a passband - flattened diffraction grating device

    針對實際光通信應用中對通帶帶寬的需求，本文提出了「結合空氣槽的漸變輸出波導結構方法」 、 「三焦點方法」及「顯式公式空間相位調製法」三種使平面集成型衍射光柵波分復用器件獲得平頂型頻譜響應的優化設計方法。
  17. The neglecting of the social contact activities in the design process will bring on a series of social problems, such as make the residents indifferent to each other, and the environments lack of spirits. in order to solve these existing problems, this thesis focus on the social contact space of neighborhood in the residential area, take the point of the architectural spatial view, and the study is based on the relationship between social contact activities and the environment. the study process is : first of all, the social contact space is divided into three levels, according to the territory and proximity of people, the communication ways which are different in space scale, and the attributes of the residents

    針對這種情況，論文以居住小區鄰里交往行為與空間環境的關系為基礎，從建築空間角度對城市居住小區戶外鄰里交往空間進行系統研究，具體的研究過程是：首先，根據人們在鄰里交往空間中不同領域范圍交往活動的心理感受、交往方式、交往人群的差異，將居住小區戶外鄰里交往空間劃分為公共? ?半公共? ?半私密三個層層銜接的基本空間層次，即鄰里中心交往空間，宅前交往空間和戶前交往空間，以此作為論文研究的基本框架。
  18. In his article, yuan feng tries to analyse from the point of form aesthetics on spatial articulation, the reform of space and decoration, which brought forth by contemporary means of computer and material technologies

    袁烽則在文章中，從表現的形式美學角度出發，試圖分析當代計算機技術、材料技術等的發展對空間與裝飾帶來的變革。
  19. Aimed at tackling the stochastic variations caused by non - artificial natural factors and accidental factors such as nonpoint source contamination and point source contamination in geochemical maps for different continental and sea media of eastern zhejiang coastal area, this paper puts forward a geochemical map formation method for different continental and sea media based on a suitable data - processing model and color area spatial distribution so as to improve the map face effects

    摘要針對浙東沿海地區陸海不同介質采樣區地球化學圖中出現的自然因素，以及非點源污染和點源污染等因素引起的隨機變異，提出選擇一種適宜的數據處理模型和色區空間分配為內容的陸海不同介質地球化學成圖方法，以改善圖面效果。
  20. As far as model is concerned, the forth generation software should be characterized with spatial entity - oriented. the paper established the geographic spatial model based on the thinking of object - oriented ; studied the structure of the model " s elementary unit - - geographic entity ; brought forward the concept of geometric data type which characterize entity ' s spatial feature in the structure ; defined five kinds of geometric data types such as point, arc, area, composite arc, composite area ; and formalized their collective operation using hypergraph. at the end of this paper writer studied preliminarily the method of entity query and analysis based on the model

    本論文從面向對象的基本思想出發，建立了面向對象的地理空間模型；研究了地理空間模型中的基本單位? ?地理實體的結構，針對實體結構中用來表徵實體空間特性的組成部分? ?幾何對象，提出了其取值范圍，即幾何數據類型的概念；對點、弧、面、復合弧和組合面五種幾何數據類型進行了定義；並使用超圖工具對幾何數據類型的集合操作進行了形式化描述；對基於面向對象的地理空間模型的實體查詢和分析方法也做了初步研究。
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