選擇器電位計 的英文怎麼說

中文拼音 [xuǎnzháidiànwèi]
選擇器電位計 英文
selector potentiometer
  • : Ⅰ動詞1. (挑選) select; choose; pick 2. (選舉) elect Ⅱ名詞(挑選出來編在一起的作品) selections; anthology
  • : 擇動詞(挑選) select; pick; choose
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
  • : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • 選擇 : select; choose; opt; election; choice; culling; alternative
  1. Electric - controller is nubbin in developping. we are based on designing to structure of circuit, we are dead against in time and stabilization for controlling and communications, precision and rapidity for transformation etc. we have completed to select on microprocessor, clock - frequency and a / d transfer. it carry out transformation for valve position signal, and select on solid - switch ac

    在控制路結構設的基礎上,考慮到通訊、控制的及時、穩定、轉換的精度和速度等幾方面,主要完成對微處理、時鐘頻率和a d轉換用,閥變送功能的實現,固態交流開關和顯示等。
  2. It designed signal amplifying circuit, frequency tricking circuit, data sampling and keeping circuit. the choice of 12 bits high accuracy a / d integrated data sampling card made program simply, high flexible and expandable. and to each error which is likely to occur in high voltage capacity type equipment during the monitoring, analysis and judgement are given

    在硬體路實現上,注意信號傳感;合理設了信號放大路和濾波路;設了頻率跟蹤路,數據采樣/保持路;結合軟體控制用了12高精度的a / d轉換,使軟體編程簡化且具有較高的靈和性和可擴展性。
  3. First, based on the analysis of the design method of two - valued shift counter, we use the multivaled circuit ' s property of high information density to put forward the design method of three - valued shift counter. by using this method module - n three - valued shift counter can be designed. and by selecting the best design method, the simplest circuit of control logic can be made

    首先,在分析二值的移的設方法的基礎上,利用多值路的高信息密度,提出了三值移的設,運用該方法可以設任意狀態的三值移,並且通過最佳設方案使控制邏輯路最簡。
  4. The paper first reviews the research background and actuality of the filter " s design in china and other country, introduces the meaning of the project and the work of the paper, narrates the theory of the switched - capacitor network and the basic switch building blocks, analyses the related factors of the design of sc filter. such as the selection of the architecture, the trade off of the opamp " s gain, bandwidth, phase margin, slew rate and setting time, the effect of the switch " s on resistor, how to reduce the charge injection and the clock feed - through, the power consumption and the selection of the sampling frequency and so on

    本文首先回顧了濾波的國內外研究背景和現狀,介紹了本課題提出的意義以及本文的主要工作,論述了開關容網路原理和基本開關模塊,分析了開關容濾波的相關因素:路結構的,對運算放大中高增益、寬帶寬、相裕度、轉換斜率和建立時間等的折中考慮,開關的打開阻對路的影響,開關路中怎樣減少荷注入和時鐘饋通,以及整個路的功耗問題和采樣頻率的等。
  5. According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system

    針對研製任務的要求,課題期間研製了下機系統硬體和軟體,開發了上機監控軟體,其中所作的具體工作包括:測量原理的研究和在系統中的實現,在本次設中用三種方法來進行水測量,分別是旋轉編碼法、液壓力傳感法和可變法;主控晶元的,我們用了高集成度的混合信號系統級晶元c8051f021 ;實現了信號的採集和處理,包括信號的轉換和在單片機內的運算;高集成度16模數轉換晶元ad7705在系統中的應用,我們完成了它與單片機的介面設及程序編制任務;精確時鐘晶元ds1302在系統中的應用,在此,我們實現了用單片機的i o口與ds1302的連接和在軟體中對時序的模擬,該晶元的應用給整臺儀提供了時間基準,方便了儀的使用;另外,針對研製任務的要求,還給系統加上了一路4 20ma模擬信號流環的輸出路來提供系統監測,該部分的實現是通過採用ad421晶元來完成的,本設中完成了ad421與單片機的spi介面任務,協調了它與ad7705晶元和單片機共同構成的spi總線系統的關系,並完成了程序設;與上機的通信介面設,該部分通過兩種方法實現: rs232通信方式和rs485通信方式;系統設方面還包括報警路設、操作鍵盤設源監控路設壓基準路的設
  6. 2 the design and manufacture of focs instrument system the foundation of commercial fiber optical chemical technique is to manufacture a fiber optical chemical instrument system. an instrument is assembled with xenon light as the source, bifurcate quartz fiber as the carrier for light, high precision photomultiplier tube for the conversion of light signal to electron signal and the 16 - digit multi - channels analog - to - digital card for collection of data

    生產人作者氖燈為光源、設聚焦系統,以石英分支光纖作為傳輸光信號介質,高精度光倍增管檢測, 16多道數據採集卡為a d轉換,採用visualbasic編寫windows平臺操作軟體,菜單提示,窗口人機對話,研製成功單通道光纖化學過程傳感儀系統。
  7. Electronic screen corresponding piecemeal in electronic screen and a certain area of the window of display of computer, show the real - time synchronism of display content, screen shine upon position can adjust, and can have been convenient to choose and show the size of the picture at will

    1可實現1024x768顯示模式:以算機為處理控制中心,子屏幕與腦顯示vga窗口某一區域逐點對應,顯示內容實時同步,屏幕映射置可調,並可方便隨意地顯示畫面的大小。
  8. Firstly, the relationship of atomic force and distance is studied. the scan type of samples and the working mode of probe is confirmed, then pzt is chosen as actuator for micro scan displacement, and optical deflexion method is used to detect the deflexion value of cantilever. after all these work, the system light path design is finished, and its mathematical model is completed

    首先,分析了原子力探針系統的中原子力?距離的關系,並確定探針系統的探針的工作模式和樣品的掃描模式,從而陶瓷作為掃描微移驅動;採用光學偏轉法檢測微懸臂偏轉量,並用了psd作為傳感元件,並在此基礎上進行了系統光路設及其數學模型的建立。
  9. And after the structure simulated by the aid of the finite element method ( fem ) software ansys, the optimal parameters are approached. a mems micro force sensor suitable for the microgripper is achieved which is based on piezoresistance effect of semiconductor. the operating principle of micro force sensor is presented, and modeling, analyzing the structure, achieving the best parameters

    為滿足微夾持的需要,設了半導體壓阻式mems微力傳感,分析了微力傳感的工作原理,對其結構形式進行了建模、分析,求取了結構的最優參數;給出了壓阻式傳感的基本設原則,了合理的材料,以力學分析為根據,確定了力敏阻條的置,並對阻條進行了設,介紹了微機械製作技術,給出了傳感晶元制備流程。
  10. This project is sponsored by the limited liability electric implement company of heifei sanyang rongshlda. it will be used to adapt to the product line to product the newtppe microwave oven, to pour glues for the around of the micro wave oven ’ s lumen and panel the paper introduce the hardware composing and the designing of this system, introduce this system ’ s work principle of the route about gas and glues, the principle of the measuring, the measuring principle of the glues ’ location and the temperature analyse the selection foundation of the step by step electric machine key words : the automatic mixing pouring machine of the two different glues, step by step electric machine, singlechip, miero - wave oven

    本課題來源於合肥榮事達三洋有限責任公司,是為了適應即將投入生產的新型微波爐的生產線,實現對微波爐的內腔和面板四周自動灌膠的產品研發項目。本論文介紹了全自動二維灌膠系統的硬體組成及軟體設,介紹了本系統的氣路、液路工作原理、量原理、液及溫度檢測原理,分析了步進的依據,步進機運動的控制及加減速運動規律。
  11. The three - tank control system is consisted by two kinds of controlment that are the liquid - level control and temperature control. different control had different character, so we use different control strategy. in order to gain good quality of water level, we use fuzzy control strategy. in order to control the temperature of tank t2 quickly and smoothly, we use fuzzy pid strategy. at last we draw a interface of man - to - machine using rsview32, from which we can monitor the process in industry

    溫度控制採用模糊控制演算法,液控制採用模糊pid控制演算法。最後用rsview32編制了一個人機界面,可以從此界面中監視生產過程的運行情況。三水箱算機變頻控制系統採用變頻進行機調速后,耗費能大大降低,同時由於控制策略適當,系統運行比較平穩。
  12. In the design of the circuit of hardware, the paper choose the suitable signal sensor, rationally designing the signal enlarging circuit by programme - controlled and signal filter circuit designing the sampling at datas / retaining circuit and hardware communications based on rs - 485 network. combining with software - controlled it select the integrated gathering - card of a / d datas of the high accuracy for the 12th precision, which simplify software programmings and have higher flexibility and can extensible

    在硬體路的實現上,了合適的信號傳感:合理設了信號程式控制放大路和濾波路;數據采樣保持路和現場基於rs - 485網路結構的硬體通信系統;結合軟體控制用了12高精度的a d集成數據採集卡,使軟體編程簡化且具有較高的靈活性和可擴展性。
  13. Chapter 2 in the design of sensors and switches based on photoinduced electron transfer, fluorescence was often used with high sensitivity and convenience. it is noteworthy that room temperature phosphorescence ( rtf ) has many advantages over fluorescence, e. g., large stokes shift, higher signal to noise ratio, good selectivity and easily measurable luminescence lifetimes etc., and it can be found as a helpful complementary method of fluorescence sensing

    第二章在光誘導子轉移傳感和分子開關的設中,熒光由於其靈敏度高、使用方便,受到人們的廣泛關注,相對于熒光室溫磷光性好、信噪比高、較大的stokes移、壽命易測定等優點,在許多方面與熒光互補。
  14. A fuzzy rule tab is formed. in hardware design, choicing 16 bit single - chip computer. designing singal input circuit. output driving circuit, power source circuit and forming an abs fuzzy control circuit. at last, linking the wheel modelling by virtue of 5196 simulation, experiment sesults ar e given

    在硬體設方面,根據系統了16單片機,設出信號輸入迴路、輸出驅動迴路、源部分,形成控制路圖並製成防抱死制動控制,最後用串口通訊與雙輪車輛模型連接。
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