選擇器電鍵 的英文怎麼說

中文拼音 [xuǎnzháiqìdiànjiàn]
選擇器電鍵 英文
select key
  • 選 : 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 : 擇動詞（挑選） select; pick; choose
  • 器 : 名詞1. （器具） implement; utensil; ware 2. （器官） organ 3. （度量; 才能） capacity; talent 4. （姓氏） a surname
  • 電 : 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...
  • 鍵 : 名詞1 [機械工程] （使軸與齒輪、皮帶輪等連接並固定在一起的零件） key 2 [書面語] （插門的金屬棍子）...
  • 選擇 : select; choose; opt; election; choice; culling; alternative
  1. Appling closed loop control strategy in the power factor dynamic compensation system. then the key techniques, for example, the fashion of real time sampling idle current and the fashion of compensation capacitor connected with, the time when the compensation capacitor are thrown up, are researched

    針對本系統的應用對象，確定了本系統中所應用的無功電流實時檢測理論和方式、補償電容器接線和分組方式、補償電容器投入時刻的選擇等關鍵技術；並對can技術應用於功率因素動態補償系統進行了研究。
  2. According to this idea, this paper first introduces the basic technology to design the instrument. it includes the theory of the laser, measures to survey distance with laser, the theory of the step - motor, subsection technology of the step - motor, the working theory of the single - chip, expansion of the single - chip orderly. the following are the design of the control system of the planimeter according to the principle of the context. it consists of two parts

    最後根據前文介紹的知識先對單片機控制系統進行了硬體電路框圖設計，依據夠用原則對元器件、設備的選擇進行計算、說明、選定，使系統成為擁有完整的包括a d採集、數據存儲器、 8155擴展的鍵盤顯示、 p1口及8155的pa口輸出控制的單片機硬體控制系統電路。
  3. Critical circuits in developing this board, such as tht modulation circuit, demodulation circuit, pll and filter, were analyzed in detail. parameters adopted in these circuits were also calculated. based on all that mentioned above, a rf board was implemented and related tests and experiments were successfully done as well

    本文主要對cdpd移動終端數據機的硬體開發中的關鍵部分?高頻部分電路進行了研究，論文在cdpdv1 . 1規范的基礎上，提出了射頻部分電路的實現方案，選擇了合適的核心晶元，並對電路中的調制解調電路、鎖相環、濾波器等關鍵模塊進行了較為詳細的分析，對電路中的有關參數進行了計算。
  4. 3 ) the optical fiber sensor used hi oil contamination measurement is also developed. some key techniques such as selection of light source and photoelectric cell, designs of measurement set and flow cell are analyzed. a new orthogonal optics has been presented and virtually improved the reliability of test data

    3 ）研製了測量油液污染度的光纖傳感器，分析了光路設計的各種關鍵技術（如光源、光電接收管的選擇、測量光路和樣品池的設計等） ，設計了正交光路光學系統，有效地提高了檢測信號的可靠性。
  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，課題期間研製了下位機系統硬體和軟體，開發了上位機監控軟體，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，在本次設計中用三種方法來進行水位測量，分別是旋轉編碼器法、液位壓力傳感器法和可變電阻器法；主控晶元的選擇，我們選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位模數轉換晶元ad7705在系統中的應用，我們完成了它與單片機的介面設計及程序編制任務；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器提供了時間基準，方便了儀器的使用；另外，針對研製任務的要求，還給系統加上了一路4 20ma模擬信號電流環的輸出電路來提供系統監測，該部分的實現是通過採用ad421晶元來完成的，本設計中完成了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，並完成了程序設計；與上位機的通信介面設計，該部分通過兩種方法實現： rs232通信方式和rs485通信方式；系統設計方面還包括報警電路設計、操作鍵盤設計、電源監控電路設計、電壓基準電路的設計。
  6. It analyses the causes to bright image movement, studies principle to compensate image movement, conforms project to compensate image movement, and designs framework to compensate image movement in the article ; to analyze and design configuration of the scanning mirror, to select matters of mirror and its support structures on the principle of consistent line expansion coefficient ; to ascertain type of moment electromotor by most rotating angle speed and most rotating moment which are required by loads in the period to take pictures, as well as by figuration size of electromotor ; to design retarder according as the electromotor parameters ; to design and optimize lightweighted mirror shapes, because the mirror is key part ; to design flexure support structure, to analyze static and dynamic characteristics of the support structure by name of patran program for validating desig n rationality ; to study function of the scanning mirror electric control system ; to test precision of the system, the results indicate the rationality of design of the scanning mirror system

    本文通過分析像移產生原因、研究像移補償原理，確定像移補償方案，並根據像移補償原理設計補償機構；分析與設計掃描反射鏡系統結構，根據材料線膨脹系數一致原則，選擇反射鏡及其背部支撐的材料；由掃描反射鏡在擺掃周期內的最大擺掃角速度確定力矩電機的額定轉速，根據負載力矩確定電機的額定轉距，綜合電機外型尺寸等因素，確定執行元件? ?電機的型號；根據所選電機的參數指標，設計1 ： 6速比的減速器；利用patran軟體對掃描反射鏡系統中的關鍵件? ?反射鏡進行輕量化設計與優化；設計反射鏡柔性支撐結構，並通過軟體分析支撐結構的力學特性，驗證反射鏡柔性支撐結構設計的合理性；從原理上研究掃描反射鏡控制系統功能；進行系統精度測試，測試結果表明掃描反射鏡系統設計的合理性。
  7. And the selection and design of switch - in module, switch - out module, communication module, clock module, data storage module, keys module and frequency detecting module are also discussed

    論文中還給出了開關量輸入、開關量輸出、通信模塊、時鐘電路、數據存儲器、按鍵電路和頻率跟蹤電路等各功能模塊的選擇方法和設計原理。
  8. Applying singlechip in the receiving system, this method can make the best of singlechip ' s resource of software and hardware and provide a reasonable and cheap resolving project for wireless remote control

    在發射系統中採用十進制至8421碼編碼器實現對開關按鍵編址，從而對受控電路進行選擇控制；在接收控制系統中引入單片機，通過充分利用其軟、硬體資源，為無線電遙控提供了合理、廉價的解決方案。
  9. During the process of implementing email system, we should concern about user database, message storage, server softwares, and balance strategy. the new generation of email system will implement these standardsand technologies so as to satisfy application demand

    新一代的郵件系統將運用這些新標準和技術滿足應用的需求。在設計與實現電子郵件系統過程中，用戶賬號數據庫，郵件保存，郵件服務器軟體選擇，負載均衡策略是系統實施的關鍵部分。
  10. The choices of parameters of transformer, secondary output voltage, maximum output current, capability, voltage regulating progression and step voltage are the crucial factors, which determines the degree of lw graphitization process

    內串石墨化工藝的關鍵設備是變壓器，變壓器的參數：二次輸出電壓、最大輸出電流、容量、調壓級數、級差電壓選擇的合理與否，決定了內串石墨化工藝水平的高與低。
  11. Abstract : in this paper, by analyzing the key circuits of electronical rectification in an energy - saving lamp, the choie and design of power - switch transistor for energy - saring lamp and electronical rectification are put forward

    文摘:本文通過對節能燈中電子鎮流器關鍵線路的分析，介紹了節能燈電子鎮流器用功率開關晶體管的選擇和設計思路。
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