矢量置換 的英文怎麼說

中文拼音 [shǐliángzhìhuàn]
矢量置換 英文
boris vector displacement
  • : Ⅰ名詞1. (箭) arrow 2. (尿) excrement; dung; feces 3. (姓氏) a surname Ⅱ動詞(發誓) vow; swear
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : 動詞1. (擱; 放) place; put; lay 2. (設立; 布置) set up; establish; arrange; fix up 3. (購置) buy; purchase
  • : 動詞1. (給人東西同時從他那裡取得別的東西) exchange; barter; trade 2. (變換; 更換) change 3. (兌換) exchange; cash
  • 置換 : displace; substitute; supersede; substitution; replacement; permutation; transposition; transposi...
  1. In this paper, based on understanding and mastering image processing, we input the drawing into the computer by the image conversion, then automatically get and recognize the element by the method of the image processing and pattern recognition. at last, on the base of the understanding of the whole drawing, we will transform the information of the picture and the character to the vector format, on which we can make the vivid courseware

    本文在理解和掌握圖像處理主要技術基礎之上,主要討論通過圖像轉將圖紙輸入到計算機,運用圖像處理、模式識別等理論和方法進行圖像中各種要素的自動提取識別,在實現對整幅圖紙理解的基礎上,自動將圖紙和符號信息轉數據格式。
  2. The second chapter simply introduces the development of alternate asynchronous inverter technology and retrospects some types of energy - saving systems for hydraulic elevators. then the working principles of the project are discussed and analyzed at four different working status, i. e. light load upwards, heavy load upwards, light load downwards and heavy load downwards. and the chapter focus on the introduction of structure design of pump station, calculation and type selection of pump / motor reversible units, research on oil leakage principles of accumulator circuit, design of accumulator - pump / motor pressure - energy transformer and integrated valve blocks, etc. the last but not the least, the electrical wiring of vector inverter control cabin and design of computer control and data acquisition system are introduced

    論文第二章首先簡單介紹了交流異步電動機變頻調速技術的發展概況,在回顧電梯液壓控制系統節能技術的基礎上,介紹了本課題研製的「採用蓄能器的液壓電梯變頻節能控制系統研究」的基本原理,分析了動力系統在電梯轎廂輕載上下行、重載上下行等四種典型工況下的基本工作狀態和工作方式;詳細地介紹了本課題節能系統液壓動力泵站的結構設計和參數設計,重點研究了液壓動力泵站的結構設計、液壓泵馬達可逆性問題及其選型設計計算、蓄能器迴路泄漏油損失機理的研究及其補償裝的設計、蓄能器-泵馬達壓力能的設計、多功能集成控制閥組的設計等內容;最後簡單介紹了本課題控制變頻控制櫃的外部附件電氣接線、計算機控制及數據採集系統的硬體設計等內容。
  3. And then, further research work is done to study some influencing factors to the final control effect, such as different replacing places and numbers of bottom chords, damp parameter of various dampers and the radio of height and span of the shell

    在此基礎上,對不同的阻尼桿替和位、不同阻尼桿阻尼系數、不同地震波以及不同的網殼跨比對減震效果的影響做了分析。
  4. A mutirate transmission protocol is proposed, which is based on the csma and implemented rate information exchange, duration setting, nav update and calculating

    該協議基於碰撞檢測的載波偵聽多址協議,實現了速率信息交、預約時長設和網路分配的更新和計算。
  5. The main module of sensorless pmsm vector control such as voltage sensing, current sensing, smo rotor position estimation, speed calculation, generation of sine and cosine, vector coordinate transformation, pi regulators, svpwm vector modulation are all accomplished in the pwm interrupt service routines

    永磁同步電機無位傳感器控制的主要模塊如電壓采樣、電流采樣、滑模轉子位估算、速度計算、正餘弦值生成、坐標變、比例積分調節器、空間電壓脈寬調制等都是在pwm中斷服務子程序中完成。
  6. Based the format of plt file made by the coreldraw graph software. pick - up vector position coordinate of the file, the imitate process is written in the soft, and edit the graph simply, such as move, rotate, zoom and portrait array. transforming plt file into numeral control file, and appointing the file path is c : / / l. nc

    基於coreldraw圖形軟體生成的plt文件格式,提取文件的坐標,在軟體編程中加入模擬過程,並且能對列印圖形做簡單的編輯操作,例如平移、旋轉、縮放和縱向排列等,將plt文件轉成數控文件,指定文件路徑為c : / / 1 . nc 。
  7. In this paper, the backward simulation was summarizd at home andabroad, the characteristics of shell nosing were introduced, the theory and scheme of backward simul - ation of shell nosing was constructed, the determined methods of the boundary conditions were put forward in backward simulation for the processes of shell nosing

    論述了推力控制技術是提高空空導彈性能的核心技術,介紹了常用的三類推力,著重討論了燃氣舵式和擾流片式推的特點、設計方法、性能及其優缺點.在此基礎上,研究了適用於氣動力/推力復合控制的變結構控制系統及其開關函數的切條件和飛行控制系統框圖.最後綜述了推力在第四代空空導彈上的應用情況
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