key-board paper 中文意思是什麼

key-board paper 解釋
鍵盤紙
  • key : n 1 鑰匙。2 要害,關口,要沖。3 關鍵,線索,秘訣;解法。4 (外國書的)直譯本,圖例,題解,圖解,...
  • board : n 1 板〈通常指寬4英寸半以上厚2英寸半以下者〉,木板;紙板。2 (廣告)牌;(棋)盤;〈口語〉配電盤...
  • paper : n 1 紙;裱墻紙。2 報紙,報。3 收據;債券;證券;票據;匯票;鈔票(=paper money)。4 〈pl 〉身份...
  1. Furthermore some possible improvement on uc / os were made. secondly, this paper analyzed the key technology in embedded linux and built our embedded linux in broadcom board

    嵌入式linux是面向高端應用的嵌入式操作系統,作者對嵌入式linux進行了研究並在broadcom主板上構造了自己的嵌入式linux系統,其中重點介紹了linux下bootloader程序的編寫。
  2. In order to attain high accuracy of gps satellite navigation, positioning and low cost in precision agriculture, it is studied a method of gps pseudo - range observation and carrier phase measurement to combine the actual conditions of agriculture. it is presented a method of high accuracy positioning and measure based on gps oem board in this paper, and proved the feasibility of key technology with emulations and field tests

    為了適應精準農業高精度、低成本的gps定位導航應用要求,本文通過對gps偽距和載波相位定位方法的研究,結合精準農業的實際情況,提出了基於gpsoem板的高精度定位與測量方法,並用模擬和田間試驗驗證了各關鍵技術的可行性。
  3. For high stability of the system, with the realization of hardware of the system, the second part of this paper starts from the transmission line theory, and studies the signal integrity problem of high - speed circuit system in light current. the causes of these signal integrity problems, such as signal delay, reflection, crosstalk, ground bounce noises and etc. are analyzed in theory. combined with actual design, key points of design and standard design flow of general high - speed, high - precision printed circuit board are summarized, which has been applied in actual system, and good effect has been achieved

    為使系統具有較高的穩定性,本文第二部分結合該處理器的硬體實現,從傳輸線理論出發,研究了弱電情況下高速電路印刷電路板中的信號完整性問題;從理論上分析了延遲、反射、串擾以及地彈噪聲等信號完整性問題產生的原因;結合實際設計,總結了一般高速、高精度印刷電路板的設計要點和標準設計流程,並在實際系統中獲得了應用,取得了很好的效果。
  4. 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。
  5. The research of this task comes from key projects in scientific research of the tenth " five - year plan " ( ( the technology of color spray - paint graph plotter for military use ) ). a further study has been made of pci2. 2 bus protocol, and a theoretical summarization of the protocol needed in the design of pci system is presented from the viewpoint of engineering application. on the basis of a good knowledge of pci bus protocol, this paper suggests a new method of data transmission based on pci on high - speed spray - paint graph plotter, and then designs hardware logic according to the methed, puts pcb board into practice. finally, the wdm drive progam of the hardware device is designed

    論文深入研究了pci2 . 2總線協議,並在工程角度上對pci總線協議中項目相關的協議的進行了理論總結。本論文在深刻理解pci總線協議的基礎上,提出了高速大幅面新一代彩色噴墨繪圖機上基於pci數據傳輸技術的一種新穎的解決方案,並基於這種方案設計出硬體邏輯,實現pcb板,最後設計出該硬體設備的wdm驅動程序。本文在設計硬體邏輯時,擺脫了傳統設計思路,應用了一種新穎的設計方法,應用了quicklogic公司的嵌入式可編程介面晶元q15030來完成介面晶元設計。
  6. In this paper, the author gives a detailed introduction of an interface circuit board and a support software both based on hart communication protocol and serial interface communication protocol. the hardware and software together play a key role in the communication between operator station and field instruments

    介面卡件能夠在嵌入原來的國產分散控制系統supmax500並且不影響其對遠程儀表的模擬量進行控制的基礎上,支持符合hart協議的智能儀表與dcs中的分散處理單元和上位機進行通信。
  7. Take certain typed three compartment sedan as an example, on the basis of simulation calculation of torsional rigidity and by applying the finite element theory and through sensitivity analysis of torsional rigidity via board thickness of part this paper gained the key frame structure that affects the torsional rigidity of white body and under the guidance of this frame structure the measures of further enhancing its torsional rigidity was laid down for the being studied sedan pattern

    以某型三廂轎車為例,在扭轉剛度模擬計算的基礎上,應用有限元理論,通過零件板厚對扭轉剛度的靈敏度分析,得到了影響白車身扭轉剛度的關鍵框架結構,並在此框架結構的指導下,對所研究車型制定了進一步提高其扭轉剛度的措施。
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