未分組數據 的英文怎麼說
中文拼音 [wèifēnzǔshǔjù]
未分組數據
英文
ungrouped data- 未 : Ⅰ副詞1 (沒) did not; have not 2 (不) not Ⅱ名詞1 (地支的第八位) the eighth of the twelve ear...
- 分 : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
- 組 : Ⅰ名詞1 (由不多的人員組成的單位) group 2 (姓氏) a surname Ⅱ動詞(組織) organize; form Ⅲ量詞(...
- 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...
- 數據 : data; record; information
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Fluid network was divided into a lot of independent loops. through changing states of valves, i got pipe flux and pipe pressure drop. based on pressure balance equation, i built the differential equation system, solved the differential equation system, and acquired resistance coefficients of pipes and component
並將流體網路圖分解為一個個獨立迴路,通過改變閥門的狀態,來獲取迴路各管段流量和壓力損失,根據迴路壓力平衡方程,建立方程組,對方程組進行了求解,解出了各未知管段、流體器件的阻力系數。If the data is simple enough, this could be a comma, but more complex strings are usually separated using tabs, new lines or a combination of characters not likely to be found in the record itself
如果數據簡單,分隔符可能是逗號,但更復雜的字元串通常用製表符,換行鍵或在記錄中未出現的字元組合來分隔Moreover in this section, vivid background information, accurate and objective data were collected and presented, especially to describe what the new manager needed, who was appointed after the company reconstructed in 2000, tried his best to help the company get over the difficulty, achieve the target set by holding company by carefully and scientifically summarizing history and planning for the future
案例正文部分較為全面地介紹了興邦公司的發展歷程和經營現狀。本文涉及到公司的組織機構、經營戰略、財務管理等多方面內容,特別是為2000年公司領導層變更后,新任經理如何總結過去、擺脫目前困境、完成集團公司計劃指標和謀劃公司未來戰略等提供了豐富翔實的背景資料與詳盡數據。The contact freeform surface meaurement system the authors are developing is introduced in this paper, it is the application of cmm in the reverse engineering of part. the components of its software and hardware are analyed. under the circumstances of cad modelis unknown, somecirtical problems are studied such as the measurement points adaptive localization, the measurement path, layout and measurement data disoposal etc. based on measuring the curved surface of the cam, the scaning software have be designed in measuring the curved surface in cmm. the cmm ' s data can transfer to cad / cam system
分析了其軟硬體的組成,並對在cad模型未知的情況下,測量系統軟體中的一些關鍵技術,如測點的自適應分佈、測量路徑的規劃和測量數據的處理方法等作了研究。並以凸輪輪廓曲線為例,編制了相應的曲線面輪廓掃描軟體,並使三坐標測量機的測量數據轉換為cad cam能接受的圖形信息格式。In this paper, chroma dc coefficients are selected as the carrier data because chroma dc coefficients are robust. also, alterable steps are used to select one part of the coefficients, so the watermark is imperceptible ; before watermark embedding, the watermark is divided into many parts, every part is individually embedded into one gop of the video, even if a gop is destroyed, the watermark can be extracted correctly, this methods promotes the robustness of the watermark ; in addition, in order to promote the security of the watermark, the user ' s id and password are used to generate chaos sequence by the chaos system which is created in this paper, later, watermark is mixed by the chaos sequence. also, the embedding position of the watermark bit is modified by one chaos sequence, so, unauthorized person can not extract or remove the watermark, since the embedding position is unknown
本文認為,色度dc系數是魯棒性非常好的參數,因而選擇色度dc系數作為水印信息載體,同時,採用可變的步長選擇部分系數,保證了水印的隱形性;在嵌入水印時,本文採用水印信息「網格劃分」 、各子塊獨立嵌入視頻的方案,由於水印信息子塊是相對獨立的嵌入視頻中的每一相對獨立的圖組當中,即使某一圖組收到一定破壞,也能夠恢復水印信息,使水印的健壯性得到提高;此外,為了提高水印信息的安全性,在嵌入水印信息時,根據用戶輸入的id號和密碼,利用本文構造的混沌系統產生的混沌序列對水印信息進行變換,同時,對每一水印信息比特的嵌入位置也採用了偽隨機序列進行調整,這樣,未授權用戶不能提取水印信息,也難以擦除其中的水印信息,因為嵌入的位置是未知的。Among current mobile communication systems, only the wlan supports the mobility and high speed so it must be an important part of the mobile communication system in the future
在目前的幾種移動數據傳輸方式中,只有無線局域網同時具有高數據速率和可移動性,它必然會成為未來個人通信網的重要組成部分。On the basis of collecting and processing many datum and materials. firstly. this paper analyzes main activities and cost constitutions of each stage of the life cycle of a fcs, and lay a foundation for later analysis and evaluation of system lcc. secondly, a basis method and usage range for estimating the system lcc are introduced. a multivariate linear regression model of pcs development cost and cost driven factor is built by use of the parametric method and supplies the base of cost estimation of newly - developed systems. thirdly, combine actual examples and make statistical analysis of lcc of a certain pcs developed by our institute, predict unhappened usage and service cost with grey prediction method, obtain proportion of each constitute to the lcc. forthly, according to actual conditions, use the fuzzy theory to overall evaluate efficacy of the fcs, fifthly, combimng our actual conditions, investigate specific measures of how to implement the life cycle cost management in our institute and put forward a new conception of developing web - based flight control system lcc management information system with pdm as the platform. at last, investigate important factors such as reliability and maintainability that may affect the life cycle cost of the fcs in detail, and put forward specific methods of lowering the life cycle cost of the fcs
論文在收集和整理大量資料的基礎上,首先深入分析了飛控系統壽命周期各階段的主要活動以及各階段的費用構成,為以後系統壽命周期費用的分析和評價奠定了基礎;其次,介紹了壽命周期費用估算的基本方法和使用范圍,並利用參數法建立了飛控系統研製費用與費用驅動因子的多元線性回歸模型,為新研系統的費用估算提供了依據;第三,結合實例對我所研製的某型飛控系統的壽命周期費用進行統計分析,運用灰色預測方法對未發生的使用及維修費用進行預測,得出了該系統的壽命周期費用以及各組成部分所佔比例;第四,根據實際情況,首次運用模糊理論對飛控系統的系統效能進行了綜合評價,構造了飛控系統系統效能模糊綜合評價模型;第五,結合我所實際,探討了如何在本單位實施加強壽命周期費用管理的具體措施,提出以pdm為平臺,開發基於web的飛控系統lcc管理信息系統的新構思;最後,對影響飛控系統壽命周期費用的重要因素如可靠性和維修性等進行了詳細地研究,提出了降低飛控系統壽命周期費用的具體方法。By analyzing the rainfall data of 20 hydrological stations in the miyun reservoir basin from 1970 to 1993, the relationship between 45 heavy rainfall events and synoptic situations, nwf outputs, the forecast indexes and synoptic patterns are put forward, and 24 - hour heavy rain forecast equations of june, july, august in the miyun reservoir basin are developed
通過整理1970 - 1993年24年間水庫流域內20個水文站雨量資料,分析45個暴雨天氣樣本與歷史天氣形勢和數值預報產品的關系,篩選出預報指標和預報因子,使用數值預報產品的解釋應用方法,根據天氣環流形勢的分型,分別組建了6 、 7 、 8月每個月份的未來24小時暴雨天氣預報方程。This paper, however, avoiding just making use of data concerning oil and gas consumption, turns to investigate economic factors in relation to energy consumption, and sets up genetic neural network model and time order model so that function relations are established between economic factors and energy consumption
本文打破了就單一的數據本身進行預測的模式,提取在經濟指標中與能源消費關系密切的影響因素,從這些影響因素和能源消費的抽象關系出發,分別通過建立遺傳神經網路模型、時間序列模型,尋求它們的函數關系,並利用組合預測原理及相應模型,結合我國宏觀經濟發展目標,預測了我國未來的能源需求情況。Making use of multivariate statistica1 analysis method of mathematical statistics, the ration composite abnormity mode1 is established. we express dispersed geochemical exploration data in image form, and make optimum estimates of unknown values with known values
本文運用數理統計中的多元統計分析方法,建立定量組合異常模型,將離散型的化探數據表達成圖像形式,利用己知值對未知值作出最佳估計。The main research contents are as follovvs : after the analyzing of the process of making train diagram, according with its character, and take into account the trend of innovation, chooses the total solution based on the b / s architecture, 3 - tier operation distributed and 2 - tier data distributed to separate the data from operation and simplify the development and maintenance ; the e - r data model that is accord with the 3nf criterion is designed after analyzing the data structure of the train diagram system. emphasis on the permission security of the distributed system, take the view schema, coupled with the login authentication and permissions validation, to ensure the data accessing domination, and take the synchronization, error control, and restore capability to advance the data security ; on the basis of b / s solution architecture, after comparing the existing transportation technologies, b - isdn and adsl is selected as the major solution architecture based on the package - svvitched networks. furthermore, error control, firewall, and encryption techniques are introduced to prevent the hacker attack and ensure the networks safety
論文的主要研究內容包括:對目前我國列車運行圖管理體制和編制流程進行詳細分析,根據其「幾上幾下」的特點,並結合未來「網運分離」體制改革的變化預測,選擇採用與之相適應的基於b s體系架構、三層業務分佈、二層數據分佈的整體方案,實現業務與數據的分離,降低開發與應用過程的復雜度和總體成本;對列車運行圖系統的數據信息進行分析,設計符合3nf規范的數據e - r關系模型,並著重研究處于分散式系統中的列車運行圖數據信息的訪問權限和數據安全問題,提出以視圖模式結合用戶識別權限審定實現數據權限劃分,以並發處理、容錯技術、恢復技術提高系統的數據安全性;在基於b s架構的系統整體方案基礎上,對當前多種數據傳輸技術進行分析比較,採用b - isdn為主幹網、 adsl為接入端的基於公用數據網路分組交換技術的系統網路體系結構,並針對網路自身安全性和黑客攻擊與侵入問題,詳細討論綜合採用差錯控制、防火墻、數據加密解密等技術手段提高系統的網路安全性能。Manpower planning section further enhanced its capability in forecasting advance manpower demands by providing efficient database tools to assist in manpower deployment and resource management
此外,透過採用有效的工具搜集及分析數據,人力策劃組能更準確評估未來的人力需求,進一步加強調配人手和管理資源的效能。In contrast to quantitative approaches, qualitative approaches to forecasting are less statistical, attempting to reconcile the interests, abilities, and aspirations of individual employees with the current and future staffing need of an organization
與定量化分析法相比,定性的預測分析較少使用統計數據,而是試圖將組織目前和未來員工需要與員工的興趣,能力和熱情進行協調We chose suitable tcp throughput model to estimate the available bandwidth correctly, using the estimated round trip time and packet loss ratio for the next time interval as parameters of the model to achive the accuracy of estimated network bandwidth. as the observed losses and round trip time vary very dynamically, adjust the sending rate equivalent to the amount of tcp throughput may result in a rather fluctuant sending rate. so we present a rate adjustment like tcp congestion control based on aimd, which increases its sending rate by an additive inereease rate
根據mpeg4視頻流應用的特點,選擇合適的吞吐量模型,進行合理的參數估計,並根據計算出的帶寬進行相應的速率調整來實現擁塞控制,我們使用未來rtt的估計值和分組丟失率的估計值作為吞吐量模型的參數,增強了控制的實時性,弱化了業務的振蕩性,提高了帶寬預測的準確性;在進行速率調整時,不是簡單地將發送速率調整到與tcp吞吐量模型一致,而是採用類似tcp的aimd策略來調節發送速率,減小了發送速率的振蕩性。It consists concretely of data management, information indexing, statistics analysis, selecting measures and foreseeing forest resource, help system modules and etc. every modules can be run autonomously to improve the independence of the system in order to manage and assert the system
系統可以實現數據管理、信息查詢、統計分析以及根據經營目標選擇經營措施等功能,並且可以預測未來的資源變化和消長情況。組成系統的各模塊之間相互獨立運行,增強了系統的獨立性,便於系統的管理和維護。In ais, sotdma technology can be used to link the broadcasting station data and is the late - model broadcasting digital communications technology utilized hi the future navigation and aviation traffic control, and the core of the global placement & communications on the basis of tdma technology hi the nineties
在ais中自組織時分多址( sotdma )技術被用作電臺的數據連接,它是90年代在tdma技術基礎上發展起來的一種新型的、用於未來航海和航空交通管理的新型廣播數字通信技術,是全球定位及通信( gp & c )的核心。Outline a worksheet manually if the data is not organized so that excel can outline it automatically
手動分級顯示工作表如果未按excel可自動分級顯示的形式組織數據,那就得手動分級顯示。If the shapes in the control and data flow layouts are random sizes, or if the shapes are not aligned or grouped, the functionality of package can be more difficult to understand
如果控制流和數據流布局中的形狀大小不一,或者如果形狀未對或未進行分組,則可能很難理解包功能。分享友人