real data type 中文意思是什麼
real data type
解釋
實數資料類別-
Pos system, which is called real - time management system of sales point too, means that commodity information data process was accomplished instantly during selling. so it is a new type of commercial sales system that come into practice with the popularization and development of computer technology
Pos系統是隨著計算機技術的普及、發展而出現的一種全新的自動化商業銷售系統，又稱銷售點實時管理系統，即銷售時的商品信息數據處理是在交易的一瞬間完成。 -
For the process of simulation, the databases are supposed to be provided with two sides : real - time access for the distributed memory data and intelligence simulation technology. because each site in this simulation database emulates the different position and function structure character, and comes down to multi - platform, multi - type data, the great amount of system parameters, models, model structure parameters and rules in simulation must be managed by distributed database for administration, rapid information query and dynamic storage modification
由於該模擬系統的每一個模擬節點分別模擬了分佈在不同位置、不同功能結構特徵的模擬對象，而且，涉及到多平臺、不同形式和種類的數據，因此模擬過程中大量的系統參數、模型、模型結構參數和規則，都必須使用分散式數據庫技術來管理、進行高速的數據檢索和動態存儲修改，來支持模擬環境的動態維護與模擬環境之間的相互作用。 -
When dicussing reliability design and reliahbaiiy ensuring methods, a new reliability calculating model of petroleum logging tools is presented, reliability assurimg technologies should be taken in petroleum logging tools and their using approaches are presented and stated from electricity design and mechanical design, reliability system model of petroleum logging tool is set up according to the latest reliability theory, reliability indexes of petroleum logging tool and their acquiring ways are discussed, the reconmended reliability indexes ( mwture, nolwnm, mtbf, mttf ) of petroleum logging tool are presented : the mean working time under rated error ( mwture ) of the new tool is obtained through experiments. when studying data processing methods, the property of gamma - ray signal is stated and the type of it ' s measuring error is examined using statistical method, the basic theory of digital filtering and the basic situation of digital filtering methods are introduced and analyzed, the factors affecting digital filtering effect to gamma - ray signal and the effect of digital filtering to logging curve are analyzed, the evaluting criteria ( rvi, rmse, sfi ) of digital filtering effect are set up from two aspects, named as real value acquiring of steady section and the formation boundary checking and processing, the related filtering methods and examining methods are given out. the design methods of digital filter used to process gamma - ray signal are discussed, the mixed filtering scheme of natural gamma - ray log is presented, the realization ways are discussed. the selective filtering system and it ' s realization flow are given out through quantitive reseaching to part of digital filters, three new filtering sheme will be used to process gamma - ray signal in era2000 logging system
在探討可靠性設計與可靠性保障技術時，提出了石油測井儀器的可靠性計算新模型，從電氣和機械兩個方面，提出並闡述了應採用的可靠性保障技術及其使用方法：根據最新可靠性理論，建立了石油測井儀器的可靠性系統模型，探討了石油測井儀器的可靠性指標及其獲取途徑，提出了推薦使用的石油測井儀器可靠性指標（ mwture ， nolwnm ， mtbf ， mttf ） ；通過試驗，得到了所設計儀器的穩定工作時間（ mwture ） 。在研究數據處理方法時，闡述了伽瑪信號的特徵，對測量誤差類型進行了統計檢驗；介紹了數字濾波的基本理論、數字濾波方法的概況，並進行了分析；對伽瑪信號數字濾波效果的影響因素及其對測井曲線的影響進行了基本分析；從獲取平穩段真值、地層邊界的檢測與處理兩個方面，建立了數字濾波效果的評價準則（ rvi ， rmse ， sfi ） ，給出了相應的數字濾波方法及效果評價方法；探討了自然伽瑪信號數字濾波器的設計方法，提出了適合自然伽瑪測井的混合濾波方案，探討了混合濾波方案的實現途徑；通過對部分數字濾波方法的定量研究，給出了靈活可選的數字濾波系統構成及實現流程；提出的三種濾波方案，將用於era2000成像測井系統，對自然伽瑪測井數據進行濾波處理。 -
Measure and control unit adopted 16 - bit, high - speed a / d converter, it can guarantee the speed and precision of alternating sample. the part of communication adopted can bus to transmit the data, it was suitable for real - time control and can guarantee dependability. it adopted the can bus adapter of yan - hua company whose type was pcl - 841 to communicate with processor unit the processor unit adopted industrial pc, which can guarantee the system work well for a long time
其中下位裝置採用西門子公司的高性能十六位處理器c167cr - lm ，其內嵌can總線控制器便於通過can總線與上位機進行通訊，數據採集部分採用十六位高速a d轉換器從而保證了交流采樣的速度與精度，通訊部分採用可靠性高，適于現場實時控制的can總線來傳輸數據，與上位機介面採用研華公司的型號為pcl - 841的can總線適配器，為保證系統長時間可靠運行上位機採用工控機。 -
The system is embedded software, working on the wdpf ii control system of westinghouse corp. of usa and communicating to the control system real time, calling the global database, using some tools of wdpf system. in order to improve ocs working efficiency, we have to research the wdpf control system constructions, network structure, data type, database structure, communication mode, system tools applying and so on. so ocs uses the wdpf ii resource as possible as it can in developing program
由於本系統為典型的嵌入式軟體，工作在西屋公司wdpf控制系統之上，並與控制系統實時保持通信，隨時訪問系統的全局數據庫，同時訪問利用該系統的各種工具軟體，所以在軟體設計前對wdpf自動化控制系統的系統組成、網路結構、數據類型、數據庫結構、通信方式、系統軟體應用等方面都作了非常仔細的研究並在系統編制時對數據及設備資源作了最大的利用。 -
It is a subsystem of dcs system ; to display device efficiency and various losses in real time with the type of date, to operate guidance in real time ; to store and reproduce the historical data
是dcs系統的子系統；以數據和趨勢圖、棒圖，實時顯示設備效率和各種損耗；實時進行運行操作指導；歷史數據存儲和再現。 -
The research results is briefed as follow. ( 1 ) a new communication and decision - making method is presented, which integrated several new tools as well as some old ones ; ( 2 ) a new concept of " virtual communicating place shared in real time by multi - user " is brought forward, and a new technology based on event - driving and message - transferring mechanism is designed to realize graphic data shared by multi - user and displayed synchronously under net environment, which is the basis of the whole system. ( 3 ) a new mechanism for team members to share data efficiently is devised, which supports collaborative working in progress, maintains the consistency of data, records the history of design and etc. by defining a new type of the design data attributes and the privilege of team member to access to data in different time, using a new method of data manipulating, the team data sharing is realized
本文的主要研究成果為： （ 1 ）在研究國內外網路決策交流方式方法的基礎上，綜合多種方法的優點，提出了一種新的決策交流方式，採用了多種手段和工具，完善了網路決策交流的機制； （ 2 ）提出了多用戶共享的可視化虛擬交流空間的概念，並對其實現技術進行仔細的分析，針對目前存在的技術難點，提出了可行的解決方案，設計了一種新型的基於事件驅動和消息傳遞機制的多用戶實時共享圖形數據的解決方案，並採用了跨平臺的java技術實現了網路環境下圖形數據的實時交流和顯示； （ 3 ）針對團隊協同的網路cad系統的特點和要求，提出了一種新的團隊數據共享機制，通過對產品數據的基本屬性、歷史屬性、共享狀態屬性和關聯屬性的定義，結合對團隊成員在不同設計階段的權限控制，採用新型的對共享數據庫的數據操作方法，動態地維護團隊數據的共享、設計的變更、設計進程的同步、關連數據的一致性、以及多個團隊之間的數據交流。 -
Under this background and based on the assignment of researching and developing real - time transaction proto - type system of one of the five exchanges - shanghai future exchange, the dissertation is intended to research and implement the exchange message protocol ( xmp ) and message transaction protocol ( xtp ) which are designed to guaranteeing the security and reliability of the data transmission system and discusses the design and implement of the xmp and xtp
本文正是在這樣的背景下，基於我國五大交易所之一?上海期貨交易所的交易原型系統的研究和開發項目，研究實時交易系統中的數據通信協議：信息打包協議xmp （ exchangemessageprotocol ）和交易協議xtp （ exchangetransactionprotocol ） ，並討論了協議的設計和實現。 -
By the practical studying, the author has a issue, in terms of well logging - facy identifying, on the basis of curve automatic classifying and reading, extract some reflecting lith parameter from the data and information while drilling to establish logfacy - lithfacy pattern, adopt gray conjunction method to recognize the rock type of drilling geological profile in real time
研究認為，從測井相識別的角度出發，在曲線自動分層取值的基礎上，從隨鉆資料中提取與巖性密切相關的參數建立測井相-巖相模式，採用灰色關聯判別法實時識別鉆井地質剖面的巖性是可行的。本研究所提出的隨鉆巖性識別方法具有推廣使用價值。 -
Maps to the sql server real data type. for more information, see
此類型的任何公共靜態（ visual basic中的 -
If in a operation have both integer and real data types, the output value must be ( real ) type
如果在一個算術運算中包括整數和實數類，其輸出結果一定是（實數）類 -
Aspect to association rules mining, constructing two mining modes : static mining and dynamic mining ; implementing two level mining : single - level mining and domain - level mining. about classification engineering, the mainstream classification techniques were compared through thoroughly experiments, and some improvement was made to decision tree toward the concrete problem, which make naids detect some new type attacks and this kind of capability embodies the advantage of anomaly detection over misuse detection ; incremental mining approach was put forward which detect one window data amount, instead of batch of tcp / ip record, which was very suitable to on - line mining and make naids be high real - time performance
在關聯規則挖掘上，建立了兩種挖掘模式：靜態挖掘模式、動態挖掘模式；實施兩個層面上的挖掘：單層面挖掘、領域層面挖掘；在分類引擎的構建上，通過實驗綜合比較了主流分類技術，並針對具體問題對決策樹分類方法進行了應用上的改進，從而使得naids系統具備一定的檢測新類型攻擊的能力，而這個特性正是異常檢測的優勢所在；所提出的增量式挖掘方法由於每次只監測一個窗口的數據量，而不是批量處理網路日誌，所以非常適合在線挖掘，從而使得naids在實時性上有較好的性能表現。 -
The original takes the shipping power stations as the research target, and the distributing type power station automation real time monitor system was establish in the design in real time monitor system, the lower engine takes 51 scm as the core, and chiefly completes the data synchronization collecting and the power station regulates and controls ; the higher engine takes charge to display to curves, conserve historical data, report to data and print data, and so on
本文以船舶電站為研究對象，設計並建立了分散式的電站自動化實時監控系統。在實時監控系統中，下位機以51單片機為核心，主要完成數據同步採集、電站的調節和控制；上位機負責曲線顯示、歷史數據保存、數據報表、數據列印等功能。 -
Remember that money usually has a decimal part, so we ll use a double data type internally for it, although a real bank would not do this because of rounding errors when converting from decimal to binary and back
記住款項通常具有小數部分，因此我們將在內部對它使用double數據類型，雖然真實的銀行不會這樣做，因為在對小數和二進制進行來回轉換時會產生舍入錯誤。 -
In the data transfer, according to the characteristic of data type, we adopt multi - kinds of transfer protocol - the control command and emulational graphics data that is transferred on the basis of tcp socket, and the video image transport based on real - time transport protocol ( rtp ). and between the distributed objects, it adopts multi - kinds of communication way - one way transfer, synchronous call and push technique based on incident serve of corba
在數據的傳輸中，根據數據類型的特點，採用多種傳輸協議?基於tcpsocket傳輸的控制命令、圖形模擬數據和基於實時傳輸協議rtp傳輸的視頻圖像；分散式對象之間採用多種通信方式?單向發送調用、同步調用和基於事件服務的push技術。 -
Whole system include available for user intellectual heating form and collector of design realized to design make up already, a machine gets user ' s heat of using within some time through measuring the instantaneous flow and temperature of the hot water in real time ; the measurement can reach the pc of the administrative center of the property far through the collector, finish data processing, expenses close, report form person who type multiple tasks in unison by administrative center
整個系統包括已經設計實現的供用戶使用的智能暖氣表和設計中的通訊模塊以及採集器組成，戶機通過按時測量熱水的流量及溫度，得到用戶在一段時間內的用熱量；測量數據通過採集器可以遠傳至物業管理中心的pc機，由管理中心統一完成數據處理、費用結算、報表列印等多項任務。 -
Through real - time, accurately and fast measuring and controlling of the parameters such as pressure, torsion and rotational speed, the system can calculate out the shim thickness needed with axial according to the size relations of measuring platform, display the shim ' s storehouse number and their parameters, draw the wave form trends as well as store and type the historical data
系統通過對壓力、轉速等參數實時、準確、快速的測控，根據基準測量平臺的尺寸關系能準確的計算出軸向所需的墊片厚度，並能實現系統所要求的墊片庫號及參數值實時顯示、波形動態繪制、歷史數據存儲和列印等功能。
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