自流系數 的英文怎麼說
中文拼音 [zìliúxìshǔ]
自流系數
英文
dumping coefficient- 自 : Ⅰ代詞(自己) self; oneself; one s own Ⅱ副詞(自然;當然) certainly; of course; naturally; willin...
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 數 : 數副詞(屢次) frequently; repeatedly
- 系數 : [數學] coefficient; ratio; modulus; quotient; factor
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This version is applicable to the engine systems for the vehicles with obd2 and eobd protocols, with available functions of read dtc, clear dtc, read dynamic data stream, read freeze frame, readiness test, read version information, read specified data and read oxygen sensor status data
此版本可測試符合obd2 eobd標準的汽車發動機系統,功能有讀故障碼清除故障碼讀動態數據流讀取凍結幀準備測試讀版本信息讀廠家自定義數據氧傳感器測試。The main research advances can be summarized as follows : ( 1 ) study the signal processing ' s performances and methods of homing torpedo system comprehensively, in order to setting up a corresponding mathematical models ; ( 2 ) analyze the ocean channel ' s effects on the work of homing system, then found some models such as target echo signal, noise ( including background noise, target radiating noise, etc ), ocean reverberation. according to them, simulate the array signal ; ( 3 ) the system structure, every function blocks composing are studied and founded thoroughly. then, discuss methods of signal processing in time domain and airspace domain ; ( 4 ) program the simulation software of torpedo ' s homing system according to the simulation models and flow charts, which connected with torpedo ' s control part
本文所作的主要工作及研究成果主要有以下幾個方面: ( 1 )對自導工作過程中的信號與信息處理的基本理論與方法進行了較為全面的研究,為建立一個較為完備的自導模擬系統提供了理論基礎; ( 2 )討論了自導系統工作過程中海洋通道對目標回波信號與目標輻射噪聲信號等的影響,建立回波信號的數學模型、環境場中的噪聲信號模型(包括海洋環境噪聲、目標輻射噪聲與魚雷背景噪聲等)與海洋混響模型,模擬產生了聲自導系統基陣接收到的回波信號與噪聲信號; ( 3 )深入研究並建立了自導模擬系統的總體框架,給出各個具體功能模塊組成,討論了聲自導系統對信號的時域與空域處理,並結合模擬程序中陣列信號處理模塊,給出固定多通道波束形成的模擬實現過程; ( 4 )根據系統的模擬模型與已建立的模擬流程圖編制了通用魚雷模擬器自導系統模擬軟體,通過網路與控制系統相連,組成完整的魚雷模擬器。Through detailed investigating, analysing and developing of the evaluation process of the project, the author set up the project ' s budgeting model, initialized the model ' s budgeting quotiety and fixed the quotiety as the model ' s auto - correcting quotiety
對工程估價流程進行了詳細的調研、分析和開發。建立工程的預算模型,設定模型預算系數,通過分析,將此系數定為模型可自我修正系數。The algorithm codes an image into multi - layer bitstream, and then the multi - layer bitstream is coded ulteriorly with the improved adaptive binary arithmetic
將圖像進行零樹小波編碼后的小波系數符號流採用改進的自適用算術編碼方法進行二次編碼。At the same time, combined with the current situation and development trend of computer, communication and information management, the author advanced the basic frames and functions for designing the office automation. in this research, we advanced an office automaton project based on lotus domino / notes and realized the main parts : constructed the collaboration flat based on lotus domino, developed the data interface by which nonstructural notes database can access structural relative database, based on this, intergrated the organization workflow, information management and the other operation systems into one flat, then multilayerly disposed and used the information very expediently, laid the groundwork for communicating the information circulatio n inside and outside the organization and realizing the non - paper work.
在本課題的研究中,提出了一種基於lotusdomino notes平臺的辦公自動化方案,並實現了該方案中主要部分:搭建了基於lotusdomino的協作平臺,開發了非結構化的notes數據庫訪問結構化的關系數據庫的數據庫數據訪問介面,以此為基礎,將組織中的工作流、信息處理以及其它業務系統都集成到一個協作平臺上,從而較便捷地對信息進行多層面的處理與使用,為溝通組織內、外信息的流通,實現無紙辦公奠定了基礎。Furthermore, this dissertation also gives a comprehensive analysis and comparison to the torque ripple factor, torque - current ratio and other aspects for pseudo - sinusoidal emf bldcm drived by 120 conduction mode, 180 conduction mode and self - synchronous svpwm mode respectively. the simulation and the experimental results indicate that self - synchronous svpwm method is more effective for minimizing the torque ripple without any expense of the torque - current ratio when the crest width of the back - emf waveform is less than 107 electrical angles
對準正弦波反電動勢無刷直流電動機在120導通方式、 180導通方式和自同步svpwm三種控制方式下的轉矩脈動系數、轉矩電流比等方面進行了全面的分析與比較,模擬研究和實驗結果表明,當反電動勢的平頂寬度小於107電角時,採用自同步svpwm控制方法可以在不損失轉矩電流比的基礎上,更有效地抑制電磁轉矩脈動。All gulifa products must be able to satify the demands of customers according to the requirements of drawings and standards offered by them. to realize improvement of product quality, protection good after - sale service system. let is make efforts for the splendid future of electric power industry and brilliant tomorrow of the company
傳感器是工業自動化必不可少的關鍵部位,被廣泛應用於各種機械機床製造業及紡織造紙煙草輕工食品化工礦山冶金等行業,作限位定位檢測,自動計數,測速,自動保護,工業生產自動流水線及微機信號,數控裝置等應用,對提高自控系統先進性和可靠性,具有巨大作用。Hydrologists can benefit from this system. their work efficiency and hydrological instrument automation level are advanced greatly
此系統可幫助水文工作者更快、更準的獲取泥沙含量及流速數據,大大提高水文工作者的工作效率和水文測驗儀器的自動化水平。The article illuminates mainly two segments color - separation model based on three dimensions, gives a model conception on a knowledge base of unification technology and analyse and design digital prepress system from the whole on the problem of systemic requirement analysis. second, the article brings forward new data compress method based on memory stream and sets up new data structure to realize undo and redo methods based on analyzing all kinds of datas referred to on systemic based construction. because printing and dyeing cad system deals with many arithmetics on graphics ans image and production technics, the article illuminates vector conception, expatiates gray graphic vectorization and brings forward to graphic component ' s conception to enhangce the systemic stability and manipulating speed and improve graphic transmission
在印染cad系統的需求分析問題中,結合目前印染行業的發展和實際cad系統的整體構架,著重闡述了基於三維空間的二段法分色模型,提出了一體化工藝知識庫這個模型的概念,對數字印前系統做了整體的分析、設計在系統的底層架構問題上,著重分析了cad系統涉及到的各類數據,提出一種新型的基於內存流的數據壓縮方法,同時設計了自己的數據結構,用以實現系統的undo 、 redo操作,由於整個系統涉及眾多的圖形圖像演算法和實際工藝,為了提高系統的穩定性和操作速度,以及增強圖像的網路傳輸功能,在部分演算法中採用了矢量的概念,著重講解了灰度圖像矢量化,並且提出了圖像組件這一嶄新的概念。The effects of meor include as follows : being favorable to oil - gas percolation, changing wettability of rocks, improving hydrocarbon migration, reducing surface tension of emulsified oil, decreasing crude viscosity and improving sweep efficiency, etc
採油微生物具有自身的優勢,有利於油氣滲流及提高採收率,尤其是微生物能改變巖石潤濕性、改善油氣運移、乳化原油降低表面張力,微生物及代謝產物還對原油具有降粘作用,對地層水產生有利影響,提高波及系數。In this article we propose a new kind of spin transistor with current amplification, and analyze its main parameters in detail
摘要該文提出了一種電流放大型自旋晶體管設計思想,並對其電流放大系數作了一定的分析討論。It is found that the current amplification coefficient strongly depends on the spin polarization of the electrons injected from the emitter to the base, the spin relaxation time and the width of the base
自旋晶體管中的電流放大系數主要取決于注入基區的自旋極化電子的極化程度,基區中自旋的馳豫時間及基區的寬度。This paper is carrying out based on the chemical materials of huanhe group of cretaceous system of erdos basin, carrying on relativity analysis about tds and three major anion percentage of meq ( milligram equivalent ), taking cluster analyses on tds and the three anion percentage of meq, the trend analysis of the percentage of the number of fresh water and the total water with the increases of anion percentage of meq, classifies the new index, divide the groundwater into three kinds according to percentage of meq of three major anion finally defining new groundwater water chemistry : definitely bicarbonate type, relativity bicarbonate type and non - bicarbonate types, point out that the possibilities of fresh water reduce in proper order of these kinds
鄂爾多斯地下水勘查是國家重大的地質調查項目,在地下水水化學研究的幾次大型討論會議上,專家們一致認識到,能不能利用鄂爾多斯盆地地下水勘查項目中的大量地下水水質分析資料,探索出一種新的水化學類型劃分方法,對舒卡列夫分類中的25毫克當量百分數的分類界限加以重新考慮,而找出一個與淡水密切相關的x作為分類界限。本文就是以鄂爾多斯自流水盆地白堊系保安群環河組地下水水化學資料為基礎而開展相關研究的。At first system accomplishes chinese language automatic word segmentation and part - of - speech tagging through chinese input approach with word segmentation, then forms corresponding surface semantic network according to the semantic structure grammar, and finally gets corresponding data flow diagram and data dictionary according to the automatic generation algorithms of data flow diagram and data dictionary, the whole completion of the work, can not only provide a description environment of natural language for case, but also develop into the system which takes the question described on the basis of the natural language as the system ' s input
工作的中心是自然語言篇章理解。系統首先通過分詞輸入法實現漢語自動分詞與詞性標注,然後根據語義結構文法產生相應的表層語義網路,最後根據數據流圖、數據字典自動生成演算法轉換為相應的數據流圖和數據字典。這項工作的徹底完成,不僅可以給case提供一個自然語言的描述環境,而且可進一步發展為基於自然語言描述問題作為輸入的系統。In the thesis the low drag - low noise optimization of the vehicle main form design is realized, main accomplishments are as follows. researched the knowledge of drag and flow noise, the parameters of the boundary layer are calculated by the hess - smith method and boundary layer momentum integral method. the calculation of the length of transition zone and change in boundary layer displacement thickness between laminar and turbulent states in the transition is improved, then the drag coefficient and self - noise from the transition zone are calculated as the objective functions of the optimization
主要研究內容和成果如下:對航行器繞流流場進行分析,深入研究了阻力和流噪聲產生機理,建立了阻力系數和自噪聲的評估數值計算模型;採用物面分佈源匯法和邊界層動量積分法對繞流流場的流體動力參數進行計算,改進了轉捩區長度和邊界層位移厚度的計算,應用於航行器頭部駐點自噪聲的計算;最後設計了阻力系數和自噪聲數值計算程序模塊。Equipped with a world - class optical fibre communications network, hong kong offers a favourable environment for the development of software relating to web - based application, intranet solution, multimedia, edi, e - commerce, video - on - demand and training
香港擁有世界一流的光纖通訊網路,為開發與網上應用、內聯網解決方案、多媒體、電子數據聯通( edi ) 、電子商貿、視像自選系統( vod )有關的產品,以及進行培訓等提供了有利環境。Abstract : the in servie tubular heaters built early in refineries and chemical plans have low thermal load and low heat efficiency, therefore measures for technical reform are offered, including ( 1 ) enlarging the surface area of convection tubes to increase the thermal load of rhe convection section ; ( 2 ) increasign the heat interchanging area of radiant tubes ; ( 3 ) changing the height of the chimney ; ( 4 ) using new burner with forced air supply to increase calorific capacityu ; ( 5 ) adding air preheater between the convection section and chimney to enhence the temperature of the air entering the furnace ; ( 6 ) adopting high temperature radiant coating to improve the effect of radiant heat interchanging
文摘:針對早期建造的煉油廠和化工廠在役管式加熱爐熱負荷和熱效率低的狀況,提出了若干技術改造措施包括,增大對流管表面積以增大對流段的熱負荷;增加輻射管的換熱面積;修正煙囪高度;換用新型燃燒器,變自然通風為強制供風,以增大燃燒器的發熱量,減小過剩空氣系數,節省燃料2 % 3 % ;在對流段和煙囪之間增設空氣預熱器以提高空氣入爐溫度;採用高溫輻射塗料增強輻射換熱效果,從而增加熱源對爐壁的輻射傳熱量和爐管的傳熱量等。The in servie tubular heaters built early in refineries and chemical plans have low thermal load and low heat efficiency, therefore measures for technical reform are offered, including ( 1 ) enlarging the surface area of convection tubes to increase the thermal load of rhe convection section ; ( 2 ) increasign the heat interchanging area of radiant tubes ; ( 3 ) changing the height of the chimney ; ( 4 ) using new burner with forced air supply to increase calorific capacityu ; ( 5 ) adding air preheater between the convection section and chimney to enhence the temperature of the air entering the furnace ; ( 6 ) adopting high temperature radiant coating to improve the effect of radiant heat interchanging
針對早期建造的煉油廠和化工廠在役管式加熱爐熱負荷和熱效率低的狀況,提出了若干技術改造措施包括,增大對流管表面積以增大對流段的熱負荷;增加輻射管的換熱面積;修正煙囪高度;換用新型燃燒器,變自然通風為強制供風,以增大燃燒器的發熱量,減小過剩空氣系數,節省燃料2 % 3 % ;在對流段和煙囪之間增設空氣預熱器以提高空氣入爐溫度;採用高溫輻射塗料增強輻射換熱效果,從而增加熱源對爐壁的輻射傳熱量和爐管的傳熱量等。Integrating with the union numeral watermark technology, this article conducts the research and the model experiment directed mainly at broadcast monitoring application in digital television
在壓縮域水印中,我們選擇在mpeg壓縮流的直流系數的色度分量上加水印,並且根據其系數值自適應的選擇水印加入強度。Applying generalized gaussian distribution to statistical model of the alternating current coefficient of discrete cosine transform, an adaptive blind watermark detection algorithm is presented on the basis of sign detector and linear correlate detector and its probability efficiency is deduced
摘要根據數字圖像離散餘弦變換域交流系數的廣義高斯分佈模型,在符號檢測器和線性相關檢測器的基礎上,提出一種盲水印自調節的檢測演算法,並推導出該檢測器有較高的檢測效率。分享友人