轉換點的工作 的英文怎麼說
中文拼音 [zhuǎnhuàndiǎndegōngzuò]
轉換點的工作
英文
reversible perspective task- 轉 : 轉構詞成分。
- 換 : 動詞1. (給人東西同時從他那裡取得別的東西) exchange; barter; trade 2. (變換; 更換) change 3. (兌換) exchange; cash
- 點 : Ⅰ名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
- 的 : 4次方是 The fourth power of 2 is direction
- 工 : Ⅰ名詞1 (工人和工人階級) worker; workman; the working class 2 (工作; 生產勞動) work; labour 3 ...
- 轉換 : change; transform; convert; switch
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The control system included the following units : video decode unit, data format conversion unit, fpga controller, cache unit and d / a monitor. the above self - design control unit plus row and column power supply units make the whole fed driving system, thus drove the 25 inch sample and realized color video display. the 25 inch vga sample thus fabricated could display video images, and obtained its brightness 400cd / m2, contrast ratio 1000 : 1, 256 circuit gray scale
本文介紹了fed驅動系統的工作原理,重點論述了基於fpga的vga級彩色fed新型驅動控制系統的研製,這種新型fed驅動控制系統主要包括視頻解碼電路、數據格式轉換電路、 fpga控制電路、數據緩存電路和d / a監控電路,配合后級列灰度調制單元和行掃描單元,組成完整的fed驅動系統,可以驅動25英寸vga級fed顯示屏,實現彩色視頻顯示,樣機亮度達400cd / m2 、對比度為1000 : 1 ,灰度等級為256級。This paper analysed working principles and controling features of water lifts about the head pressure transition. plc was used to operate controling system so as to work the system well
摘要對水頭差壓力轉換提水裝置的工作原理及控制特點進行了分析,使用可編程式控制制器( plc )控制系統運行,使系統很好的工作。The operation principleresult of saving power , mate rial and reliability of ac and dc usual auto - converting saving power instrument are expounded, which the operation - coil of ac contactor given ac and dc voltage is usual, output is even dc, on and off and keeping voltage non - contactor auto - convert
論述了與交流接觸器操作線圈適配的交直流輸入(操作)電壓通用、恆直流輸出、吸合與保持電壓無觸點自動轉換節電器的工作原理;接觸器配用節電器后的節能節材效果及節電器的可靠性。Eaer to operate operate put the dress material on the machinestart pedal it can complete with nease change the lnob positon at the right side of the machine head it will realiz the change of stitch both upper and down adopting design of bearded needle it is unnecessary to thread the needle hat put the thread in the bearded needle feeding material in same step both upper and down sewing becomes moreasy cloth material wont be creased length of stitch distance will keep same wide working platform it is cibvebuebt abd flexible when sewing
操作簡便,操作員把衣料放在機器上,啟動踏板即可輕松完成,變換機頭右側旋轉轉鈕的位置,即實現上下珠點的變換,採用鉤針設計,無需穿線線,將線置於鉤針即可,上下同步送料,縫制更輕松,布料不會起皺,針距長短保持一致,寬闊的工作平臺,使縫紉時更方便靈活。This year in march, wu qidi of ministry of education ' s undersecretary teachs master major in the whole nation degree education coachs committee changes a congress to go up announce : degree of educational master major ends smoothly in the pilot job of our country, turn to carry out level formally
今年3月,教育部吳啟迪副部長在全國教育碩士專業學位教育指導委員會換屆大會上公布:教育碩士專業學位在我國的試點工作順利結束,轉入正式實施階段。In a later section we will show you how these observations points are transferred into executable workflow code using event creation facilities available with the business integration server
在後面的部分中,我們將向您展示如何使用可用的事件創建工具及business integration server來將這些觀察點轉換成可執行的工作流代碼。First of all, we bring forward the basic project of tadil, which adapts to combined operations. it is suggested to use tdma ( the abbreviation of time division multiple access ) as the working pattern and utilize the concept of mobile ad hoc network to construct the data link network. aiming at the impact of time delay on data link and the characteristic of cooperative combat under the command of director aircraft, this thesis applies a kind of kalman filtering algorithm in polar coordinates to compensate the error of time delay, and then does the transformation of target motion parameters to obtain the current information of target
本文結合空軍裝備部某「十五」預研課題,圍繞著戰術數據鏈、多機協同多目標攻擊、超機動攻擊、空對地攻擊這四個方面展開了一系列的研究工作:本文首先給出了適應三軍聯合作戰的戰術數據鏈系統的基本方案,建議採用時分多址的工作模式,並利用移動自組織網路的概念構建數據鏈網路,同時針對數據鏈傳輸信息的時間延遲特性和指揮機指揮下的多機協同作戰特點,應用一種極坐標系下的卡爾曼濾波演算法對該傳輸延遲誤差進行補償,並在此基礎上進行目標運動參數的轉換,以獲得目標相對于某無人機的當前運動信息,且利用模擬驗證了方法的有效性。In this thesis, we focus on the performance issue of wrons with wavelength conversions, especially the limited - range wavelength conversions. the main works and innovations are as follows. partial wavelength conversions, which configures several full - range wavelength converters only at some nodes in wrons, provide a more commercial wavelength conversions configuration
本文研究了波長轉換器,特別是限定范圍波長轉換器對于波長路由光網路的阻塞性能服務率的影響,主要的工作和創新包括以下方面: ?作為更為經濟的一種波長轉換器配置方式,部分波長轉換配置方式只在網路中的某些結點上配置少量的全范圍波長轉換器。In this paper also discuss the way of doing with display color signal : for example color television. some interrelated color optics technology is explained. at last, the strongpoint of lasers display in color and the work needing to do in color is confirmed. in order to display perfect color image, we put forward a new method to realize the establishment of lasers rgb system, and the conversion between lasers rgb system and tv rgb system
並且對現有顯示方式當中顏色信號的處理方法進行了詳細的分析:如彩色電視的顏色處理,介紹了相關的色度學的一些知識,最後介紹了激光顯示在顏色方面的優點,以及在顏色處理方面所作的工作:根據現有顯示方式當中的顏色信號處理方法提出了激光rgb計色制式以及激光顏色rgb計色制式與現有顏色制式的轉換方法。Efforts are concentrated on how to improve the performances of the synchronous and velocity sensor of high speed rotating mirror camera, creative ideas in this paper are displayed as follows. ( 1 ) high speed rotating mirror camera signal is processed by means of opto - electronic system. the advantages of the opto - electronic system, such as good emi resistance and fast processing ability, are employed to optimize the design
本文的工作就是圍繞如何提高高速轉鏡相機同步與轉速傳感器的性能開展的,主要工作內容和創新點如下: ( 1 )利用光電系統對高速轉鏡相機同步與速度傳感信號進行處理本文利用光電傳感系統的抗電磁干擾及可高速處理的特性,把高速旋轉狀態下反射鏡的時間參量轉換為光信號,再經過光探測器轉換為電信號。The operational principle of the measurement instrument is introduced, the circuit and characteristic of the integrated single channel pulse height analyzer and those of high performance adc are analyzed, and the measured real - time curves of liquid level and foam height are discussed
介紹了該測量儀的工作原理,分析了高速集成單道幅度分析器和高性能a / d轉換器的電路及特點,討論了液位曲線和泡沫高度曲線。Concretely, on the basis of describing the communication specification of arinc 429 with enhanced parallel port ( epp ), the standard and the module application of dsp and cpld, the thesis has proposed the design of the arinc 429 technology based on dsp system. at first, the function and the application of each module of the system and the operation principle of high - performance cmos bus interface circuit hs - 3282 chip which forms the main body of the data diversion of the interface module are introduced. secondly, the hardware structure of the interface module is described in detail, mainly including data latch and buffer circuit, choice circuit of transmission rate, etc. and then the design philosophy and flow charts of the software are fully discussed, such as the basic requirement of software, the design and realization of the function
本文在簡單的論述了pc並口協議( epp )與dsp之間的通信方法、 cpld模塊邏輯控制應用和arinc429的通訊規范的基礎上,給出了基於dsp的arinc429通訊介面的設計方案:對通訊板中各模塊的功能和應用以及構成數據轉換主體的總線介面晶元hs - 3282的工作原理做了說明;介紹了本設計所用的dsp和cpld的功能概況;詳細敘述了通訊板介面模塊的硬體結構設計,其中,對數據緩沖電路、數據傳輸速率選擇電路、邏輯控制電路等各關鍵點做了重點介紹;具體闡述了軟體設計思想及流程圖,包括軟體的基本要求和功能的設計與實現;接著從埠譯碼單元、 i / o通道、電平轉換電路等方面進行了介面模塊的軟、硬體調試;最後,給出了測試結果,對研製工作做了總結,對本設計的優缺點各做了評述。The system have follow characteristic : we used tlc5540 for digital converter, the maximum conversion rate of the tlc5540 is at least 40 msps ( mega samples per second ), and the typical analog input bandwidth is more than 75mhz. the design between tlc5540 and tms320vc33 interface directly
該系統主要特點如下。我們採用的a d轉換器最高工作頻率可到40mhz 。 tms320vc33和a d之間直接介面,最大限度地發揮了a d轉換器的能力。Before the development of the system, the article describes the above - mentioned aspects, as the bases of the system development. the article emphasizes related auto - controlling technologies : open - 100p and close - 100p, and control mode of negative - feedback, the scatter and quantization of the simulate signal, the conception of a / d and d / a conversion and code / encode, the basic sampling principles of the simulate signal. the article introduces the operation method and process of the system by means of the load spectrum
文章對相關的理論進行了陳述,以作為系統開發的理論依據,重點闡述了自動控制系統中包括開環閉環在內的幾大主要控制模式,以及有關的負反饋控制方式,模擬信號的離散與量化,模數轉換、數模轉換、編碼譯碼的概念,及模擬信號采樣的基本原理? ?采樣定理,並以載荷譜法為例,簡述了所研究的系統將要採取的工作方式及工作過程。Firstly, this paper introduces the asynchronous motor model, and compares it with the dc motor ’ s. then the paper studies the principle of vector control, and proposes an improved current model of rotor flux observer. this paper also studies the three - level inverter ’ s topology, working principle, the neutral - potential unbalance mechanism and its controlling strategy. the paper especially studies the svpwm in details. the interface between the vector control and the three - level inverter is studied in details, including the generation of reference voltage vector, its judging of the sector and triangular regions, and the working mechanism after it sent into three - level inverter. when synthesizing the reference voltage vector, select the vector which only includes p and o states as the starting vector, thus eliminate the vector shift problem when sector changes. this paper fully takes advantages of the powerful functions of matlab / simulink to set up the simulation model. this construction is very explicit. the simulation results verify the inverter voltage output is correct, the rotor flux is steady, the asynchronous motor ’ s dynamic and steady state performances and speed modulation are excellent
本文首先介紹了異步電機的數學模型,在此基礎上將異步電機的數學模型與直流電機的數學模型進行了比較;然後介紹了矢量控制的基本原理,採用了一種改進的轉子磁鏈電流型觀測模型;對三電平逆變器的電路拓撲、工作原理、中點電位不平衡的機理及控制方法進行了介紹,詳細分析了空間矢量脈寬調制策略。本文對異步電機的矢量控制與三電平逆變器之間的介面進行了詳細的研究,包括:參考電壓矢量的形成、所落扇區與具體小三角形區域的判斷、送入逆變器之後的工作機理。在參考電壓矢量的合成時,選擇只包含p 、 o狀態的空間電壓矢量作為起始矢量,解決了扇區切換時的矢量突變問題。This paper has conducted research on the feature and functional principle of pyrotechnically actuated separation devices with the theory of interior ballistics and reliability, and achieved the following results : ( 1 ) analyzing the working process of pyrotechnically actuated separation devices from the aspect of energy transferring, and illustrating pyrotechnics system composing with the approach of system theory
本文採用火藥內彈道理論、可靠性理論等方法研究了火工分離裝置的特點和作用機理,取得的主要成果如下: ( 1 )從能量轉換的角度分析了火工分離裝置的工作過程,並用系統論的方法闡述了火工系統的組成。The writer also elaborates the working principles of solar cell and various factors that may lead to bad conversion efficiency of solar cell, emphasizes on three thin film solar cells ( amorphous silicon thin film solar cell, poly silicon thin film solar cell, cuinsea thin film solar cell ), analyzes their structure, photovoltaic effect, producing techniques, and conversion efficiency etc., and discusses how to reduce the effects of sw in solar cell and how to improve the conversion efficiency
闡述了太陽電池的工作原理,論述了影響太陽電池轉換效率的因素,並重點介紹了當前研究比較深入的三種熱點薄膜太陽電池:非晶硅薄膜太陽電池( a - si ) ;多晶硅( poly - si )薄膜太陽電池:銅銦錫( cis )薄膜太陽電池。分析了它們的結構、光伏效應、制備工藝、轉換效率等,探討了如何減小太陽電池的光致衰退效應和提高薄膜太陽電池的轉換效率的方法。In this paper, we briefly introduced the performance of wave coding and vocoder, emphasizedly studied the principle and performance of variable rate vocoder q4401, including the internal construction and pins, qcelp coder & vocoder, pcm interface, cpu interface initialization process, command format and so on. we also designed a application circuit, with the experiment validated its performance. in this design, the pcm interface chip is tp3057, it was used to finish a / d transform, the compress coding was finished by q4401, the initialization and control were accomplished by 8051 singlechip
重點是研究變速率語音編解碼晶元q4401的工作原理及性能。其中包括q4401的內部結構及管腳、 qcelp編碼方式、 pcm介面、 cpu介面、初始化過程、命令格式等,並在此基礎上,設計一個實際的應用電路,通過實驗,驗證其性能。在設計中用pcm介面晶元tp3057來完成從模擬信號到數字信號的轉換,再由q4401進行壓縮編碼,對q4401的初始化及控制由8051單片機來完成。Abstract : this paper introduces the working pinciples of the electro - economizer, in which either alternating or direct current voltage can be input with the adaption to the operating coils of contactor, steady direct current is output, and voltage auto - converting is absorbed and kept withno contacting point
文摘:論述了與交流接觸器操作線圈適配的交直流輸入(操作)電壓通用,恆直流輸出,吸合與保持電壓無觸點自動轉換節電器的工作原理。A brief description of the operation of overhead traveling cranes for water power station and development of crane electric control technologies is given, and two practical combination operation systems of two overhead traveling cranes for water power station are presented in detail : switch and plc control systems
摘要根據國內水電站機房用橋式起重機的工作特點,結合起重機電控技術的發展,介紹了2種切實可行的起重機並車作業電氣控制系統,即轉換開關並車系統和可編程序控制器( plc )通訊並車系統。分享友人