電鍵板 的英文怎麼說
中文拼音 [diànjiànbǎn]
電鍵板
英文
electric switch board-
It revealed that hexagonal structure was easily synthesized in the neutral medium, and lamellar structure was inclined to prepare under basic condition, and from the cooperative charge density matching mechanism and function of manganese iron and template molecular, the alkalescence influence on the structure was explained, and appropriate neutral hexadecylamine ( hda ) availed to synthesis of mesophase with more ordered degree for the mediation of packing parameter
通過水熱合成方法對錳氧有序相的合成進行初步研究，探討合成工藝對有序結構的影響：在中性的條件下，易合成六方有序結構產物；在堿性條件下，更易合成層狀結構產物。並從電荷匹配的原則及錳離子與模板劑間鍵合作用解釋了堿量的多少對合成產物結構的影響。This paper mainly aims at the characteristics of the hardware and software structure of the parallel computer on satellite, and has fulfilled researches of fault tolerant technique in three aspects of control theories and engineering : the first research of the system level fault - tolerant module is based on the system structure of the parallel computer on satellite, a kind of cold backup module and a kind of hot backup module for multiprocessor computer have been put forward. then the research of software fault tolerant technique which is based on the operate system named rtems has been carried, the mission level fault - tolerate arithmetic and the system level fault - tolerate mechanism and strategies based on the check point technique have been put forward, at the same time the self - repair technique of software which has used the technique of system re - inject has been studied. finally the technique of components level fault - tolerant based on fpga has been studied, a kind of two level fault - tolerant project which aims at the fault - tolerant module of the parallel computer on satellite has been put forward, and the augmentative of circuit that project design realization need is little, this project can avoid any breakdown of any part logic circuit of the fpga
本課題主要針對星載并行計算機體系結構及軟體結構的特點，從如下三個方面進行了容錯控制理論研究和實踐工作:首先進行了基於星載多cpu并行計算機體系結構的系統級容錯模型研究，提出了一種多cpu冷備份容錯模型和一種多cpu熱備份容錯模型;然後進行了基於rtems操作系統的軟體容錯技術研究，提出了任務級容錯調度演算法以及基於檢查點技術的系統級容錯恢復機制和策略，同時研究了利用系統重注入進行軟體在線自修復的容錯技術;最後研究了基於fpga的部件級容錯技術，提出了對容錯模塊這一星載并行計算機關鍵部件的兩級容錯方案，實現該方案所需增加的電路少，可避免板級晶元以及fpga晶元內部任何邏輯發生單點故障。It ’ s a medical treatment equipment of high capability but low price. this thesis chooses a discal peristaltic pump and put forward amelioration schemes based on analysis of trait of transfer pump in common use presently and selects stepper motor as drive motor. in order to reduce the whole volume, the pcb board integrates stepper motor drive circuit, keyset, alarm circuit and lcd
本文在分析目前常用輸液泵的優缺點的基礎上，選擇dg - 1盤狀蠕動泵，並進行了結構改進;選擇步進電機作為輸液泵的驅動電機，為縮小整體的體積，將步進電機的驅動電路、按鍵、 lcd和報警電路集成到單板上。The key production technology of aluminum sheets are thickness accuracy and shape control, its main application products are drink cans 、 automobile parts, electrolytic condenser 、 small tube for condenser 、 drum for laser printer
鋁合金板材之關鍵生產技術為提高板厚精度及形狀控制技術，應用製品主要有飲料罐、汽車零件、電解冷凝器、小斷面冷凝管、雷射印表機感光輥筒。In the hardware design, the paper completes modules ’ design like outside memory, patulous a / d, patulous d / a, rs232 communication, ecan communication, led control, keyboard control, distant control, emulation, reset, logic voltage switch, dsp supply power regulate and ac - dc power circuit, as well as room layout design like anterior panel, back panel etc. and dsp transfers data with peripheral equipments except outside memory using serial ports. besides, the whole circuit is configured in interrupt response. thus, it can meet system demand as well as take full advantage of tms320f2812 ’ s hardware resource. in the software design, the paper finishs programs like the interface programms intercommunicates with people, the distant control program, ad and da modules ’ control program, in addition, the paper select the velocity and acceleration state - feedback algorithm and is written in the program. the software design uses dsp integrate exploiting environment named ccs2. 2 of ti inc. as software instrument, and programs with the combination of c language and assembly language. moreover, in order to maintenance or modify the software expediently and shorten software ’ s exploitation time, the design adopt software modularization technique. finally, some air cylinder experiments are carried out to proved that the pneumatic controller is very practical
在硬體設計中，本文完成了片外存儲器擴展、 a / d擴展、 d / a擴展、 rs232通信介面、 ecan通信總線介面、液晶顯示控制、鍵盤控制、遠程控制、模擬、復位、邏輯電平轉換、 dsp工作電源校正電路和ac - dc電源等模塊設計以及控制器前面板、後面板等的空間布局設計。其中dsp與除外部存儲器的外圍設備之間的數據傳送全部採用串口通信，同時系統電路配置成中斷響應方式，這樣既滿足了系統要求，又充分利用了tms320f2812的硬體資源。在軟體設計中，本文完成了人機界面功能模塊、遠程控制模塊、 ad擴展模塊、 da擴展模塊、速度和加速度狀態反饋的控制演算法的程序設計。A new type thick - film circuit heatin g - element is introduced and the main technology is expounded, including the requireme nt and performance of substrate mate rial and electro - pastes. the process of heating - element is intro duced too. at last, the application a nd problem of the new type heating - element are put forward
介紹了基於不銹鋼基板的大功率密度厚膜電熱元件的研究現狀，並對厚膜電路式電熱元件的關鍵技術進行闡述，包括大功率密度電熱元件所用基板材料和基於基板的電子漿料的使用要求，以及電熱元件的制備工藝;最後分析了該新型電熱元件的應用前景和所要解決的問題。The shadow mask is the critical component of the colour picture tube and the important component for the choice of colour, its function concentrates on the limitation of electronics bound diameter and the screening direction, the electronics bound which is sent by the electronics gun goes scanning, during the scanning process, we should guarantee every bound gathering into the small holes situated on the screen, then these bounds will point to the regularized position through the small holes on the flat mask, and then three basic colours will be produced, at the same time, those useless electronics will be blocked by the mask board
平板蔭罩是彩色顯像管的關鍵部件之一，是一個重要選色元件，其作用是限制電子束直徑和上屏方向，由電子槍發射的電子束在偏轉磁場的作用下進行掃描，掃描過程中必須使每個電子束只能射中熒光屏上的為該束指定的那些小孔上會聚，並通過蔭罩上諸多的小孔分別打到各自對應的熒光質點上，發出三種基色（紅，綠，藍） ，而無用的電子則被蔭罩板截獲。In the study of the effect of electric field on the binding property of copper foil - covered veneer sheet, because of lack of experimental method and the complexity of the object studied, it is not found the regular effect of electric field on the binding strength between copper foil and veneer sheet or on the inter - laminar binding strength of veneer sheet. but it is further testified that dc electric field makes the free linkage generated during solidifying of epoxy resins orient along the direction of electric - power line
在直流電場對覆銅箔板粘接性能影響的研究中，由於受實驗手段和研究對象復雜性的限制，沒有發現直流電場對覆銅箔板銅箔與基體及基體層間的粘接強度產生規律性影響，但在研究中進一步證實了直流電場會使環氧樹脂在固化過程中形成的交聯鍵沿電場方向取向。Further more we build the control command channel based on tcp protocol to assure the credibility transmission of the control command and approve the transmission performance of multimedia data. the education functions of this project include screen image broadcasting, electron roll calling, electron raising hands, net cinema, file transmission etc. in order to increase the interactive function, the net - classroom teaching control protocol ( ntcp ) was extended by locking, unlocking, remote shutting down and remote restarting etc
在強化教學功能方面，增加了包括電子白板，電子舉手，網上影院，文件傳輸等實用功能，並對原有電子點名、鎖定鍵盤鼠標等功能做了進一步的改進。在交互控制方面，進一步擴充了原有網路教學控制協議（ ntcp ） ，實現了鎖定，解鎖，遠程關機，重啟等交互控制。Cables, new or used mobile phone, board, lcd, battery, case, keypad, handfree and charger
排線fpc新舊手提電話商用電話主板手機液晶電池機殼按鍵免提充電器The china permanence mainly manages a male equipments ( printer, duplicator, facsimile machine, order money machine, ground paper machine ), computer accessories ( main plank, memory, get rid of only, cpu, machine box power supply, keyboard, mouse ) and print to consume a material ( ink box, selenium drum, powder tube, ink ) to process ( jewelry jewel box, metals frame, the gilt puts a piece ) with handicraft product etc. business
中科永久主要經辦公設備（印表機，復印機，傳真機，點鈔機，碎紙機） 、電腦配件（主板，內存，光驅， cpu ，機箱電源，鍵盤，鼠標） 、列印耗材（墨盒，硒鼓，粉筒，墨水）和工藝品加工（珠寶首飾盒，金屬相框，鍍金擺件）等業務。The key techniques for the digital image output are the image preprocessing and color correction. in chapter 3, we detail on the basic software modules of our lcos digital image print head, this includes the software architecture design and its specific modules. we further detailed the image browsing, image constitution and other modules to support the system
數碼照片的輸出，圖像處理與顏色校正是關鍵，因此在第三章，我們詳細介紹了基於lcos電子片夾的數碼沖印系統的軟體系統，這一部分包括了軟體系統設計以及整個系統的軟體模塊，更進一步地，我們詳細地介紹了基於目錄的的圖像瀏覽模塊、圖像處理模塊、圖像組板模塊以及其他實現的功能。It was revealed that the hexagonal order was destroyed and the phase transition from hexagonal to amorphous structure with the increment of manganese ion, and with the appropriate neutral hexadecylamine ( hda ) with cetyltrimethylammonium bromide ( ctab ) as mixed template, mn - mcm - 41 was synthesized with well uniformly pore size and hexagonal mesostructure for the additional function of n - metal covalent bond, and the ordered structure was mediated by the influence on the packing parameter
表明隨著mn ~ （ 2 + ）引入量的增加，導致介孔長程有序結構的破壞，最終引起由六方相向無定型相的轉變。適量中性表面活性劑十六胺的引入以形成混合模板劑，通過在原有靜電作用基礎上增加n -金屬鍵作用，合成結構較為完整的錳摻雜mcm - 41材料。Bringing into play the communication market resources in hangzhou bay, the park devotes itself to the formation of a “ mobile valley ”, which means a unique zhejiang - flavored economic pattern : forming a complete telecommunication industry chain from software and operation development of key parts, such as ic chip, rf modules, base band, display, high capacity battery, to related components like cell phone housing, keypad, antenna, vibration motor, mould, pcb ( circuit board ), photoelectricity device, electronic device, connectors and system and software development, and operation service development
園區依託杭州灣通信市場資源，致力打造「移動谷」 ，創造中國浙江經濟特有的專業版塊模式：從集成電路晶元、 rf組件、基帶、顯示器、高能電池等核心器件到接手機外殼和按鍵、天線、振動馬達、模具、 pcb （電路板） 、光電器件、電子器件、連接件等相關組件及系統和軟體開發、運營服務開發，形成完整的通信產業鏈。Pcb board is finished by using protell99se. power supply module, signal - sampling module, mcu, keyboard input, lcd module, and cpld are designed. the third chapter completes the software design and the debugging in keil environment
然後利用protell99se平臺完成pcb圖的設計和制板工作，根據晶元資料設計出供電模塊，信號採集模塊，單片機系統，日歷時鐘晶元，鍵盤輸入，液晶顯示系統，可編程式控制制模塊和各個模塊間介面。Due to the various kinds of the instruments and some commerce reasons, few instrument manufactories can provide whole principle chart of the instrument, and the key technology is kept secret too. so it is almost very difficult to realize fault diagnosis on them from the level circuit board
由於儀器儀表的種類比較繁多，外加一些商業原因，國內外的儀器設備製造廠商很難提供完整的設備原理圖，對于其中的關鍵技術也是保密的，所以很多時候很難從電路板級的層次來進行故障診斷。The research about the non - invasive inspection of pcb that is based on ir image is introduced. the detection principle, the components of hardware and software are introduced in this paper. some key technical problems and the project of software are presented in detail : graphics of user interface ( gui ) of the projection, gray scale transformation ( gst ), image contour extraction through edge detection algorithm based on the approaching contour optimization, image registration based on corner detection, the position of hidden trouble pcb through add - minus algorithm image
本文介紹了利用紅外圖像對印製電路板進行不接觸式故障檢測的系統研究，主要介紹了本系統的檢測原理，硬體組成及軟體的製作，其中詳細地介紹了軟體的製作過程以及其中的幾個關鍵部分：本系統的人機交互界面；圖像的灰度轉換；基於最優輪廓逼近的邊緣提取演算法進行輪廓提取；基於角點檢測的圖像配準；用差影法得到故障電路板的故障隱患或故障部位。For example, the silicon is etched anisotropically in the koh solution, the lucent al film is made with the magnetron sputtering system, the pressure hole is drilled by the supersonic stiletto machine and the silicon and the glass are bonded with electrostatic bonding setup
例如， koh溶液對硅的各向異性腐蝕，磁控濺射臺製作光亮的鋁膜，超聲打孔機製作導壓孔，靜電鍵合裝置對硅島膜與玻璃極板的陽極封接等等。With the development of microelectronic products ( integrated circuit, printed circuit board, etc ) directing to high density, thin separation and low defect ratio, its inspection requirement is higher on aspects of precision, efficiency, universal, and intelligence etc. therefore, this paper researched on the general key techniques in the field of microelectronic products vision inspection, covered the shortage of traditional inspection on aspects of fast and precision locating, image mosaic, and fine defect test, completed theory study on physical dimension and defect inspection of microelectronic products based on machine vision, developed the prototype and used lots of experiments to prove its correctness and feasibility
隨著微電子產品（集成電路晶元、印刷電路板等）向著高密度、細間距和低缺陷方向發展，對其檢測技術在精密、高效、通用和智能化等方面提出了更高要求。由此，本文對微電子產品視覺檢測中的關鍵技術進行研究，彌補了傳統檢測在精確快速定位、圖像全景組合和精細缺陷檢測等方面的不足，最終完成基於機器視覺的微電子產品外形尺寸和缺陷檢測的理論研究和樣機研製，並進行了大量實驗證明其正確性和可行性，力圖為我國自主創新的微電子產品視覺檢測技術提供理論和實際借鑒。The keys to its success - this is almost certainly the greenest office building in the asia - pacific - are not the solar panels or the wind turbines on the roof but the " passive " systems that enable the building to use the natural climate rather than fight it
這座樓幾乎可以肯定是亞太地區最環保的辦公樓，它成功的關鍵並非房頂上的太陽能電池板或風輪機，而是"被動"系統- -讓這座大樓能利用而非對抗自然氣候。分享友人