數據基準面 的英文怎麼說

中文拼音 [shǔjùjīzhǔnmiàn]
數據基準面 英文
datum surface
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 據 : 據Ⅰ動詞1 （占據） occupy; seize 2 （憑借; 依靠） rely on; depend on Ⅱ介詞（按照; 依據） according...
  • 準 : Ⅰ名詞1 （標準） standard; guideline; criterion; norm 2 （目標） aim; target Ⅱ動詞1 （依據; 依照）...
  • 面 : 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...
  • 數據 : data; record; information
  1. The article is based on nation nature science foundation of china, " biogeochemical cycling of pollutants in complex environments of tidal flats in the yangtze estuary " ( no. 40131020 ). the author chose open tidal flat of dong tang chongming yangtze estuary as research object and set up typical section plane so that under the good condition, the author measured hydrology element, total nitrogen and total phosphor index

    本文依託國家自然科學基金重點項目「長江口濱岸潮灘復雜環境條件下物質循環研究」 （批準號： 40131020 ） ，選擇了長江口崇明東灘敞開型潮灘為研究對象，設置典型斷面，在平靜天氣條件下，實測了水文、地球化學要素，獲得了水位、流向、流速、 tn及tp等指標6000多個實測數據，著重對長江口潮灘水動力過程、 tn和tp的動力輸移過程進行研究。
  2. Sequentially, the author discussed the technologies of medical image 3d visualization according to the clinical applications. with the development of computer, 3d visualization and computer graphics, the 3d visualization of medical images has progressed from fourier transform and convolve inverse projection to mpr ( multi - planar reformation, mpr ) and mtp ( maximum intensity projection, mtp ), nowadays, the real 3d reconstruction method, surface and volume rendering has risen. the image registering, image segmentation, pixel data set construction and 3d special interpolation are the key technologies in medical images 3d reconstruction

    隨著計算機技術、三維可視化理論和計算機圖形學的發展，醫學圖像的三維可視化技術也從傅立葉變換、卷積反投影等基本圖像處理演算法，發展到真正的三維重建演算法：面繪制和體繪制；醫學圖像的三維可視化技術的應用也從三維醫學成像發展到虛擬內窺鏡，以及今天的虛擬可視化人體研究；而圖像的配準、圖像分割、體數據集的構建、三維空間插值則是醫學圖像三維可視化實現過程中的關鍵技術環節。
  3. First the sketch / datum plane is fitted by least - square distance, then the extruded direction or axis with the flank points of the cloud is extracted in quadratic paogramming arithmetic, and certain points projected to gain 2d sketched datas. feature points are defined to segment the sketch datas, and the sketch profile is generated by fitting separately the line and circle segment

    使用最小二乘方法擬合草圖基準平面，採用二次規劃方法提取拉伸方向和旋轉軸線，然後將數據點投影以獲取草圖數據，通過柵格劃分提取草圖邊界輪廓數據，再對這些邊界數據進行基於特徵點的分割，以直線和圓弧段擬合出草圖輪廓。
  4. We first present a number of desiderata for an xml - based query language, and based on this criterion, we introduce the syntax of a simple core ian - guage for semistructured data and then describe four extensions that have resulted in working prototypes. second, we present the algorithm for computing the result of a regular expression on data graph with cycles, the first - order interpretation of querying language for semistructured data, and explore structural recursion and bisimulation in semistructured data and propose an efficient and systematic way to computing a bisimulation between the two graphs. we also proposed and implemented a web querying system with database features

    基於這些準則，對一個簡單的半結構數據查詢核心語言的語法提出了兩方面擴充；給出了計算數據圖中正規表達式的演算法；對半結構數據查詢語言的一階邏輯描述、結構遞歸和數據圖的雙態模擬（ bisimulation ）等問題進行了研究，提出了一種判定數據圖的bisimulation演算法；在xml數據查詢語言研究的基礎上，設計並實現了一種具有數據庫查詢特性的web查詢系統原型。
  5. In the system, the collimation semiconductor laser - scanned beam scanning two perpendiculars direct of one plane of the measured workpiece at the same time is made. the beams with the dimension information of two perpendiculars direct are processed by the scanning receive system, the high - speed photoelectric transition and electronic data process. two measured results of the diametric directs and ellipse tolerance, etc, parameter, of the turning workpiece on the same plane are obtained by non - contact automatic measurement

    在單向激光掃描檢測技術的基礎之上，提出了一種雙向激光掃描檢測系統，其採用激光掃描檢測技術與特殊光學系統相結合，用準直半導體激光掃描光束對被測工件徑向某一截面的兩個相互垂直方向同時掃描，經掃描接收光學系統、高速光電變換、電子學系統和微機數據處理系統，對將攜帶有垂直方向被測量信息的光束進行處理，實現了回轉體工件同一截面兩個垂直方向的徑向尺寸和橢圓度等參數的非接觸自動測量，解決了同時非接觸測量回轉體零件同一截面兩個徑向尺寸的難題，它具有高速，高精度和非接觸自動測量等特點。
  6. The gis developed with the combination of mapx controls and object language, realizes the integral saving and management of spatial data and attribute data, and theoretically ensures the datashare and the integrality of data. such a system has been applied to the daily management of chongqing expressway, is proved to be of active contribution to the work efficiency and effect. it will surely promote the development of its in the future

    基於oraclespatial ，運用mapx控制項和面向對象語言相結合開發的gis應用系統，實現對gis空間數據和屬性數據的一體化存儲和查詢，即不將地理信息存儲在原來的地理信息系統中，而是存到關系數據庫中，這種一體化技術實現了數據管理的規范化和數據操縱的標準化，使用戶可以比較方便的組織各類空間信息處理事務，在數據完整性方面提供了有效保證。
  7. The article is about billing of ip network, especially on the aspects of theory and structure. it has researched the reality of ip billing, include three tiers web structure, cmm of sei, oob technology, radius protocol, netflow and the technology of integration

    本文深入研究了網路計費技術的原理和體系結構，探索了網路計費系統的實現技術，包括基於web的信息系統三層體系結構、軟體開發標準? cmm 、面向對象技術、 radius認證記費技術、網路數據流量採集與整合技術等。
  8. Because the elevation data we have acquired through gps is too variable to satisfy the mapping accuracy requirement the elevation value is solved by the water lever observation in the hydrology station and datum horizon correction of sounding observation

    由於gps的rtk模式測量所獲取的高程精度不能滿足測圖精度要求，因此其高程值是通過測量水深值、結合其統一到基準面的改正數、根據相關水文部門各水位站提供的水位觀測資料綜合計算獲得。
  9. Thispaperhasstudiedonthedatalinkinterfacetechniqueoftacticalcontrolsystem. firstof all, functional requirement and the important role of data link interface in tactical controlsystem is introduced ; secondly, with object oriented method, the characteristic of uav taskcontrol process is analysed, and then uav task control information model is established, anddata link interface standard of tactical control system is designed based on this model, including message format and transmission mechanism ; thirdly, data link control module isdesigned based on embedded linux operating system and has realized conversion betweendata link standard interface and the private interface of uav data link ; and then, combinationreal time corba middleware and its event channel, data link control modular componenttechnology is studied, and realization scheme is put forward ; finally, demostration is madebased on prototype of tactical controlsystem, which verify the validaty of data link interfacestandardandembeddeddatalinkcontrolmodules

    本文對戰術控制系統中的數據鏈介面技術進行研究:分析了數據鏈介面在戰術控制系統中的功能需求;採用面向對象的方法，分析無人機任務控制問題，建立了無人機任務控制信息模型，並基於該模型設計了數據鏈介面通信協議，包括報文格式和傳輸機制;基於嵌入式linux系統設計了數據鏈介面控制模塊，實現了數據鏈標準介面與無人機數據鏈私有介面之間的相互轉換;結合實時corba中間件及其事件通道，研究了數據鏈介面控制模塊組件技術，並給出了實現方案;通過戰術控制原理實驗系統的演示實驗，驗證了數據鏈介面通信協議和嵌入式數據鏈介面控制模塊的有效性。
  10. Geoid is the reference datum of spatial data collection, so how to ascertain the geoid, that of all over the world, that of one nation, or that of one zone, is always an nuclear task of surveying science but there is not the quick and automatic solution. the density of the required data of astronomical measurement, gravimeter survey and geodesic survey is not satisfied

    大地水準面是空間測量數據外業採集所依據的參考基準面。確定全球、一個國家、一個地區的大地水準面的形狀始終是測繪科學的一項核心內容，一直未能有快速、簡潔、自動的解決方法。需要的天文測量、重力測量、大地測量等數據的密度無法滿足其需要。
  11. Combining operation of new way of safety management in hengdaohezi branch of train affairs, the thesis explains some new methods, such as adding up of a hundred safety marks, check of joint liability and linear management, and analyzes thoroughly management information system of safety statistics for branch of train affairs in analysis on system demand, analysis on system structure and function, and analysis on system data and data process. in the system, data standard of two " two violation " accident of workers and leaders is classified into three levels a, b and c, which is convenient to computer management

    2 、結合橫道河子車務段安全管理新辦法的實施，論述了安全百分累計、連帶考核、線性管理辦法的基本思路和內容，從系統需求分析，系統組織結構與功能分析，系統數據與數據流程分析等方面，對車務段安全統計管理信息系統進行了詳細分析設計，將職工、幹部「兩違」事故數據標準分為a ， b ， c三類，便於使用微機管理。
  12. In this paper, a " step - by - step " recursive 3 - d frequency - space wed scheme is presented to deal with real data

    本文採用三維頻率空間域有限差分波場延拓運算元以「逐步累加」的方式實現了三維波動方程基準面校正，並對實際數據進行了處理。
  13. As far as the system observation for accuracy evaluation of carrier rocket is concerned, there may exist different types of observed data and priors. heterogeneous information means that the different information describing the different characteristics of the same object. since all of the information is relevant to the same object, the fusion is possible. it is a key problem that how to fuse the heterogeneous information to obtain the better evaluation result. therefore, the different heterogeneous information and data is thoroughly studied, moreover, the mathematical description for information fusion of different parameter priors and data is constructed in this paper. based on their relationship between different parameters, indirect prior and observation data is transformed into prior in impact point observation space, which is fused with original prior by weight determined by maximum entropy rule to obtain the mixed posterior distribution. therefore, the test results can be given by combining posterior distribution and impact error observed data. then its application on evaluating guidance systematic error is elaborated as it applies trajectory tracking data, test value of coefficients of guidance instrumentation systematic error, impact point observation data and prior. especially, the advantage of this method lies in its application in case that guidance instrumentation systematic error may not be computed precisely. finally a detailed example on evaluation of carrier rocket is given to verify the theory

    為充分利用運載火箭觀測中的不同觀測空間和過程的信息來進行精度評估，針對該背景建立了異質先驗融合的數學描述.研究了飛行試驗中不同觀測空間和過程的異質先驗信息和數據，基於不同觀測過程的解析關系，將間接過程的先驗和觀測數據算出的后驗分佈轉換成落點觀測空間上的先驗，與原落點的先驗進行了最大熵加權融合，得到混合后驗分佈，從而結合落點觀測數據給出評定結果.在無法解算出精確的制導工具誤差系數的情況下，這種方法充分利用了彈道跟蹤數據、工具誤差系數的地面測試先驗值、落點先驗及落點數據，穩健性更好，準確性更高
  14. This paper, reviews the development history of autonomous navigation system - navistar 2001, and illustrated that it has great importance to the modernization of traffic of our country to research and develop self - designed navigation system. at the same time, this paper give the prototype of navigation system navi - star2001 as a example and discusses specially several aspest of the research and development : 1. the structure design and module function assignmeng of the system ; 2. the realiztion method of the module mapdisplay, routecalculate and routeguide ; 3. the design of properly structured data storage structure which can reflect the complex road network in reality ; 4

    同時，本文還以自主式導航系統原型navi - star2001為例子，重點論述了我們在進行navi - star2001開發過程中所作的下面幾個工作： 1 、 navi - star2001的系統結構設計及模塊劃分，各模塊的功能分配，這部分工作從整體上對自主式導航系統進行了規劃，對于自主式導航系統這樣復雜系統的開發工作來說，具有重要意義； 2 、地圖顯示、路徑規劃、路徑引導的實現方法、關鍵技術； 3 、設計一個結構合理，能夠準確反映真實道路網路的數據存儲結構，按照這個存儲結構組織起來的道路網數據構成了系統中導航功能的數據基礎； 4 、設計車輛定位模塊中的道路分塊索引技術、 gps數據的接收處理方法及三段式道路匹配演算法，這三部分緊密配合實現了移動車輛實時準確的定位。
  15. Undulate acquisition surface is one of the main properties of the seismic datasets from western china. based on the synthetic source record migration method and wave stack principle, a method of migrating directly from the undulate surface is presented and tested

    結合我國西部地震資料的特點，針對起伏地表情況下的地震數據成像問題，提出了與合成震源記錄偏移方法相應的成像方法以及基於共聚焦點技術的基準面向上校正方法。
  16. Digital dipmeter is designed by consulting the indination between the surface and the pictures of the electronic core slice, following to transmit all the collected pictures to the computer, which are all handled into datas, through analyzing and working out all the datds of the positions and directions about the measured surface and the basic surface

    摘要數字傾斜儀的設計是通過參考平面與圖象晶元之間的傾抖，然後將圖象晶元中的圖象傳入計算機中，再在計算機中對採集的圖象進行數據處理，分析計算出所測表面與基準面傾斜的方位和角度，該儀器充分利用了光學、機械、電子、計算機的理論，並有機的結合起來。
  17. With the rapid development of internet, digital library information resources are increasing with geometric series. in the face of tremendous amount of network resources, how to organize and describe digital library information resources so as to readers can find and utilize them expediently, is a problem that the librarians must solve urgently. firstly, this article describe the digital library information resources is different of other resources. it has its only orgnize and orgnize way. secondly, standards and specifications in the contents creation and resources description can be created in the course of the building of digital information resources. in these days, there are many metadata schemas in organizing digital library information resources. metadata schemas for resources description and domain specific markup languages have evolved dramatically during the last several years. this paper analyzes and discusses several metadata schemas. dublin core has been dramatically applied to the libraries for its advantages

    隨著internetr的訊猛發展，數字圖書館信息資源呈幾何級數增長。面對浩如煙海的網路信息資源，如何來選擇一種對數字圖書館的信息資源進行組織與描述的標準，以方便讀者查找和利用，成為圖書情報學界急待解決的問題。本文首先介紹了數字圖書館信息資源不同於其它的信息資源的特點，提出數字圖書館信息資源有自己獨特的組織原則與組織方式；其次，在數字圖書館信息資源的建設中，在內容創建和資源描述方面時應遵循相應的標準規范，目前存在的多種組織數字圖書館信息資源的元數據標準，其中以處理文獻資源為基本目的的元數據標準和專業置標語言近年來都在以前所未有的速度向前發展。
  18. After examining the existing metadata standards and their implementation frameworks, this paper presents an operational, object - oriented metadata content framework and a hierarchical, map - based metadata repository architecture as an alternative for searching, indexing, and retrieving distributed giservices on the internet, and gives an instance for implementation

    摘要在研究現有的地理信息元數據標準定義的元數據框架及其管理模式的基礎上，提出了一種可操作的、面向對象的元數據內容框架和分級的、基於地圖的元數據組織方式，方便了分散式網路環境下地理信息服務的檢索、查找和獲取。
  19. Based on material collection, review and analysis of the statistic, agriculture, forest, environment, irrigation works and land resource, the paper illustrate that china has good foundation of data for the sustainable land use, and it can be satisfied for the demand of the sustainable land use monitoring. however there is still have som e reduplication, lack of the standard and ambiguousness of the division of the work, which need to be regulated

    通過對統計部門、農業部門、林業部門、環保部門、水利部門和國土資源部門等六個系統有關的監測內容、方法的調研和資料搜集，本文認為，我國土地可持續利用監測具有較好的數據基礎，現有各部門的監測、調查統計內容基本涵蓋了土地可持續利用監測的各個方面的需求，但也存在著內容重疊，分工不明和標準化程度不高的問題，需要進一步整合和規范。
  20. Finally, the paper introduces the basic function and operation flow of the four key modules, which are user management, standard parts management, standard parts call and spl expansion of the system, and then the paper gives it ’ s running instance. the spl system which is based on ug - nx1. 0 and is developed with vc + + 6. 0 and sql server 2000 makes use of ug / open api technology and

    本標準件庫系統是基於ug - nx1 . 0 ，以vc + + 6 . 0和sqlserver2000為開發工具，採用ug / openapi技術、 ado數據庫介面技術進行研究與開發的，最終完成了基於c / s網路模式的標準件庫的建立，並達到了預期的效果。
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