數據存取線 的英文怎麼說
中文拼音 [shǔjùcúnqǔxiàn]
數據存取線
英文
dal- 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...
- 存 : 動詞1 (存在; 生存) exist; live; survive 2 (儲存; 保存) store; keep 3 (蓄積; 聚集) accumulat...
- 取 : Ⅰ動詞1 (拿到身邊) take; get; fetch 2 (得到; 招致) aim at; seek 3 (採取; 選取) adopt; assume...
- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 數據 : data; record; information
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Multithreading and message drive mechanism is applied to simulate the intercurrent and schedule of the multitask in power distribution system, which builds the foundation of the development based on real - time operation of the project. at the same time, the software deals with the real - time data by the means of memory database and uses the thread security class to maintain the data ' s integrity
利用windows的消息驅動和多線程機制模擬了配電系統中多任務的並發和調度過程,為課題在嵌入式實時操作系統下的開展打下了一定的基礎;同時,對系統中大量實時數據則採用內存數據庫管理方式,並利用線程安全類來保證讀取數據的完整性。Initial coastline sampling data, racon position data and sart position data are acquired from sea chart by digitizer. all of the initial data are saved with predefined data structure in data files
雷達回波中的海岸線、雷康和sart的原始數據是通過數字化儀從海圖中采樣獲取的,獲取后的數據按照預先設計好的數據結構保存在了特定類型的文檔中。The chip simulation network laboratory system this paper disguessed is a distribute network simulation system based on lan. the system ' s architecture is a c / s of three lays. the front platform are the chip simulation network system application program terminer ; the middle lay is a dcom server, it ' s duty is to deal with the communication and data transmission between the terminer and then database server, and to execute the logical operation. the application program just connect with the middle lay and get data from it, the connection and operation with database server will be managed by the dcom server. the duty of database server is to access and backup the final data
具體是由位於網路各個終端的晶元模擬網路實驗系統應用程序為前臺;中間層為dcom應用程序服務器,負責處理前臺應用程序與后臺數據庫的通信和數據傳輸,並執行業務邏輯,前臺應用程序只需要與應用程序服務器建立連接,在中間層操作數據即可,與后臺數據庫的連接和操作由應用程序服務器來統一管理操作。后臺數據庫只負責數據的存取操作。本論文實施的晶元模擬網路實驗系統模擬了主要的邏輯電路器件, 8088cpu ,存儲器,寄存器,數據總線,地址總線和控制總線,及其它相關晶元。One special feature of this paper is that it provides fast implementation means for the all kinds of modular exponentiation algorithms, which facilitate the implementation of the rsa public key algorithms. the paper improved the sliding window algorithm by largely reducing the space complexity. meanwhile this paper represents an efficient combined algorithm to improve the processing of encryption and decryption
大數模冪乘運算是實現rsa等公鑰密碼的基本運算,其運行效率決定了rsa公鑰密碼的性能,文章主要研究了各種模冪演算法的快速實現方法,提出運用組合演算法的思想來減少演算法運行時間;並對滑動窗口取冪演算法進行了部分改進,用線性表來存儲預計算數據,從而減少了演算法的復雜度,進一步提高了rsa加/解密的效率,並在試驗測試中得到較為滿意的結果。The existed material fatigue performance test curves are dealt with and analyzed, and the non - dimensional stress - strain curve, tangent modulus factor curve and fatigue life curve are drawn based on the experiment data, and these three non - dimensional parameter curves are used to find the inherent rules that the test curves can be replaced each other to some extent. it can be concluded that if the common character and system error of these materials are found, the test curve of a certain material can be used for reference by another material. this is a simple approach about fatigue life estimate and is engineering practical
對已有的材料力學疲勞性能試驗曲線進行分析整理,利用試驗數據繪制了相對應力應變曲線、切線模量因子曲線和疲勞壽命曲線,利用這三種無量綱參數曲線發現了其中存在的規律性,即在某種程度上實驗曲線可以互相取代,並用試驗數據對此進行了討論,並由此推斷,如果找出材料彼此的共性或彼此之間的系統誤差就可以將一種材料的試驗曲線供其它材料參考使用,這是一種估算材料的疲勞壽命的簡便方法,對工程而言具有實用性。Divider, coaxial line, trigger, signal processing, data acquisition, acquisition control and waveform analysis software is included in the device. when the device operate in the system, overvoltage is transferred to coaxial line by the divider. if the overvoltage amplitude is higher than initialization value, data acqusition card start sampling. when sampling is over, computer save data to file. engineer can analyse parameter of waveform by appropriative software reading data from file
當裝置在線運行時,系統中出現的過電壓信號通過分壓器傳遞到同軸電纜,通過觸發電路判斷,如果大於預先設定的值則啟動採集卡的同時采樣,采樣結束后,計算機把數據存盤並以文件格式保存,管理人員隨時通過調用專用軟體調取文件進行各種參數分析。Overvoltage amplitude is higher than initialization value, data acqusition card start sampling. when sampling is over, computer save data to file. engineer can analyse parameter of waveform by appropriative software reading data from file. in the trial measurement, the device shows good performance. simulant trial and actual result indicate that method in the paper acquire approving effect, and the device can be used in the lokv distribution network
當裝置在線運行時,系統中出現的過電壓信號通過分壓器傳遞到同軸電纜,通過觸發電路判斷,如果大於預先設定的值則啟動採集卡的同時采樣,采樣結束后,計算機把數據存盤並以文件格式保存,管理人員隨時通過調用專用軟體調取文件進行各種參數分析。Abstract : a technical solution for the multi - channel random data stream by tsr receiving programming is presented. details about resident interrupt receiving, data buffer setup, data segment address keeping, buffer read / write operation and program resident / unresident are described , and information process programming with advanced language is discussed. the application of this technique in the control system for the automatic burdening of a cement production line is given. the debugging method and procedure is introduced. source program written in advanced language, include data buffer access and calling are listed
文摘:給出了一種「多通道隨機數據流的中斷駐留接收技術方案」 ,詳細描述了內存駐留中斷接收、開設數據緩沖區、數據段地址保存、駐留/解除和數據緩沖區讀取,討論了高級語言程序信息處理,舉出了該技術方案在「水泥生產線微機全自動配料測控系統」中應用的實例,介紹了調試方法和步驟,給出了高級語言讀取數據緩沖區數據及調用源程序。So this thesis mainly discussed how to get micro - leaking - signal from pipeline and how to transmit these signal from collecting place to base - station with wireless way, or, how to store and transfer these signal from memory to computer
本文重點研究了如何提取和分析壓力管道的泄漏信號,以及對提取系統的軟硬體實現和泄漏信號分析法的提出。硬體有無線採集和有線存儲兩套小型化數據採集系統。According to the command that it received, the software system can control the running of our instrument, and use several methods such as digital filters curve fitting, etc, to process the raw data and then store these results and transmit them to the server. the thesis mainly discussed several methods of data processing running tests parallel by using multiple threadso the details of the message mechanism used in our software system and the design of database are also discussed in this thesis
對于ethernet介面的實現,我們利用了可有效支持windows消息驅動機制的winsockapi的異步網路通信功能,即在c + + builder環境下使用winsockapi ,並加入了多線程技術,可以在局域網內任何一臺pc機上遠程訪問現場分析儀,實現了實時遠程命令發送、圖像傳送、數據存取等遠程實驗功能。The first is data capture witch answer for the pick - up of pixel data output from ccd camera. the second is framing and encoding witch transform pixel data to stereo picture - pair
三線陣ccd相機立體影像在軌處理技術主要包括:圖像數據的獲取、數據的組幀編碼和數據的固態存儲三個方面。Aiming at various problems that exist management system of ore blending in open - pit and actual production in sandaozhuang open - pit, this thesis brings forth the ore blending ' s method making use of the linear program and gets a total the strategy to the ore blending. this thesis, in specific operation, adopts a simplification model with ore blending. the primitive data of ore blending direct come from measuring
本論文針對目前露天礦配礦管理系統中存在的各類問題以及三道莊露天礦的生產實際,提出了先採用線性規劃配礦原理配礦,得到一個總體配礦策略,然後再採用一個簡化配礦模型來處理,其中配礦原始數據直接從爆堆測量中獲取,保證了數據的準確性和快捷性。Offline control strategy refers to work under known load condition, according to the load condition calculate the instruction voltage, then store them in the datasheet, each time read the instruction voltage from the datasheet, when input dc bus voltage changes, a pi controller is used to adjust the instruction voltage thereby fix the output voltage rms
離線型控制是指在已知負載的情況下,計算出控制用的指令電壓,存在數據表中,每次讀取表中的數據,當輸入母線電壓變化時通過pi調節調整指令電壓來控制輸出電壓。由於計算量不大,用單片dsp就可以實現指令電壓的計算和svm演算法,主要用於負載情況已知且固定的場合。The control software connects with pci driver to send order to the measurement system, in order to initialize the system and start collection. it will access the time domain data in ram and frequence domaim data in dsp through pci bus, finish data transfer automaticly, display the data in many ways such as graphicness and table, and store the data into harddisk at the same time
總控軟體與pci驅動程序掛鉤,向測試系統發命令,實現系統的初始化和啟動採集等動作,並通過pci總線讀取ram中的時域數據和dsp中的頻域數據,自動完成數據轉換,以圖形和表格等多種方式實時顯示被測參數,並在顯示的同時將數據存儲到硬盤中去。Feature extraction through 2 - order polynomial fit of the descending part of the response curve made possible a timesaving measurement process. the performances of two pattern recognition algorithms, namely principal component analysis ( pca ) and linear discriminant analysis ( lda ) in practical problems were discussed. artificial neural network ( ann ) was utilized with back - propagation algorithm ( bpa ), and the combination of pca / lda with ann improved the identification performance of the system
基於對模式識別系統的深入研究,提出了從響應階段數據提取特徵的方法,節省了測試所需時間;比較了主成分分析法( principalcomponentanalysis , pca )與線性判別式法( lineardiscriminantanalysis , lda )兩種模式識別方法在實際應用中的不同結果,分析了原因;設計了採用誤差反傳演算法back - propagationalgorithm , bpa )的前向人工神經網路( artificialneuralnetwork , ann ) ,並指出其應用中存在的問題,提出了改進建議;利用pca lda與ann相結合的方法改善了系統的識別性能。The control logic is completed by fpga. the system control software provides several control functions of pci and dsp, such as adjusting pci bus configure registers, setting work mode, downloading dsp programs and data, reading processing results from dsp and saving data
系統控制軟體提供了pci和dsp的控制功能:修改pci總線的配置寄存器、設置工作方式、向各個dsp下載用戶程序與數據、從dsp中讀取處理結果、數據存檔等操作。In order to receive the data correctly and store it in computer for analysis and process, a kind of space tracking data recording system based on pci bus is designed and realized in this dissertation, which enhance the space tracking system ’ s integrality
本課題正是在這種應用背景下,通過設計基於pci總線的數據錄取系統,對航天測控系統地面站綜合基帶設備數字接收機所接收的中頻采樣信號和解調后的數據進行接收和存儲,將其送到監控計算機中進行調制方案驗證和數據分析,從而進一步完善了航天測控系統的設計。The system performed as obtaining the real - time navigation information, adjusting the on - line control parameters, programming flight path, storing and analyzing data, which insured the realization of long distance flight
系統實現了導航參數實時獲取、飛行控制參數在線調整、航跡規劃與回顯、數據存儲及分析等功能,並為超視距飛行提供了有利保障。There are two ways of retrieving information, one is off - line data mining, namely, to the html web, we can change the semi - structural data into structural data by the technology of retrieving information and store it into the traditional database, then knowledge will be discovered by the varied database - based algorithms ; the other is on - line data mining, that is to combine the technology of retrieving information from web and the algorithms of data mining, then to retrieve knowledge directly
本文討論了對于html頁面,利用信息提取技術,將半結構化數據轉化為結構化數據,存儲于傳統的數據庫中,利用基於數據庫的數據挖掘演算法提取有用的知識,這是一種離線式web數據挖掘方式;另一種是在線方式,將web信息提取技術與數據挖掘演算法結合為一體,直接對提取的數據進行挖掘。With the rapid technical innovation and widespread use of internet, information technology based on using of computer is indispensable to our life. in security market, the application of information technology has been developed from lower stage to higher stage, the security software has been became an absolutely necessarily tools. " the stock transaction prognosticate analysis system which based on neural networks " was developed in this processing in the analysis and prediction system based on neural networks in stock, the parameter is determined as follow, 1. the height value of weight is given to the quota of the main tendency
「基於神經網路的股票交易分析預測系統」在對市場運行規律深刻總結與研究的基礎上,把大量歷史實時數據存儲到數據庫中,通過數據挖掘和神經網路技術對這些數據進行處理,對技術分析的指標參數進行簡化、優化,並以圖形、趨勢線等形式直觀地反映給投資者,使技術分析更加直觀、明了,依據這些技術指標來進行分析,衡量股票價格變動,預測股票價格的未來趨勢,選擇買賣股票的適當時機,更加便於操作,幫助投資者獲取相對穩定的收益。分享友人