lock-on display 中文意思是什麼

lock-on display 解釋
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  • lock : n 1 鎖,閂,栓。2 (運河等的)船閘。3 制輪楔。4 【機械工程】氣閘,氣塞,鎖氣室。5 【軍事】槍機。6...
  • on : adv 1 〈接觸、覆蓋〉上去;開(opp off)。 turn on the light [radio water gas] 開電燈[收音機、自來...
  • display : vt 1 顯示;展示,表現出。2 展覽,展出,陳列(商品等);展開(旗幟等),攤開(地圖等)。3 誇示,誇...
  1. Monitor apparatus can measure valid value of three phase voltage and current, power factor, three phase disequilibrium, instant flecker of short time and harmonic without twenty, degree and harmonic distortion total. the paper are laid on the following. ( 1 ) master plan and function of circuit, ( 2 ) hardware design including circuit and principle of a / d conversion, phase lock, liquid crystal display and keystroke and so on, ( 3 ) design of system software including digital filtering, fft, a / d conversion and monitor interface of pc, ( 4 ) system test

    監測儀能夠完成包括三相電壓、三相電流的有效值、功率因數、三相不平衡、電壓短期閃變、以及20次內的諧波、諧波相位、諧波失真總量等的測量。論文重點介紹了以下幾部分: ( 1 )電路的總體設計和功能; ( 2 )硬體設計,包括a d轉換、鎖相環、液晶顯示和按鍵輸入等原理和電路。 ( 3 )系統軟體設計,包括a d轉換、 fft 、數字濾波等程序的原理和演算法以及上位機監控界面的設計; ( 4 )系統測試。
  2. The research contents and advance of ship lock hydraulics were deeply analysised. aiming at defects in display, search and data processing, an application system of gis in ship lock hydraulics that can run independently were developed by components development technique with mapobjects and ado of database on the basis of full apprenhend of advance and use of gis

    在充分了解gis發展動態與gis技術功能的基礎上,對船閘水力學研究內容與研究進展進行了深入分析,針對現有描述方式在信息顯示、查詢與管理方面的一些不足之處,通過組件開發技術與數據庫的ado訪問技術,採用gis二次開發功能組件mapobjects ,研究開發了獨立運行的船閘水力學gis應用系統。
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