直線轉換 的英文怎麼說
中文拼音 [zhíxiànzhuǎnhuàn]
直線轉換
英文
linear transformation- 直 : Ⅰ形容詞1 (成直線的; 硬挺的) straight; stiff 2 (跟地面垂直的; 從上到下的; 從前到后的) erect; v...
- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 轉 : 轉構詞成分。
- 換 : 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
- 直線 : 1. (不彎曲的線) straight line2. (急劇的) steep; sharp
- 轉換 : change; transform; convert; switch
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This is a computerised voice communication system between pilots and air traffic controllers, and between air traffic control positions in the air traffic control centre, aerodrome control tower, rescue coordination centre and aeromobile centre by using pre - set switching and distribution of various aeronautical frequencies and direct communication lines. the new computerised system will enhance the overall efficiency in communications
讓機師與管制員之間,或航空交通管制中心、指揮塔、援救協調中心和航空通訊中心內各不同管制崗位之間,能用預先設定的系統作直接通話,包括可轉換和發布的航空通訊頻道和直接通訊線路等。According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also
根據系統技術要求,採用單片機實現了混合式直流直線步進電動機的開環數字控制;利用v f變換和復合鍵控方法實現了系統轉速等參數的數字設定;利用細分控制技術保證了電機運行的平穩性,並進行了波形分析和理論研究;採用單片機軟體降速控制策略解決直線步進電機行程末端的機械沖擊問題;同時對主功率電路、驅動電路和系統保護電路進行了分析,完成了硬體設計、製作和軟體編程、調試,最後在混合式旋轉步進電動機上進行了全面測試。If an induction resolver is used then some electronic circuitry will be required to convert the resolver outputs to d. c. signals.
假如採用感應式分解器,那麼就需要採用某種電子線路來把分解器的輸出轉換成直流信號。The operation principleresult of saving power , mate rial and reliability of ac and dc usual auto - converting saving power instrument are expounded, which the operation - coil of ac contactor given ac and dc voltage is usual, output is even dc, on and off and keeping voltage non - contactor auto - convert
論述了與交流接觸器操作線圈適配的交直流輸入(操作)電壓通用、恆直流輸出、吸合與保持電壓無觸點自動轉換節電器的工作原理;接觸器配用節電器后的節能節材效果及節電器的可靠性。Umbra lets you emphasize the intensity of shadows in the area fully protected by the direct rays shot by the lighting source : the light transition between fully shadowed areas and fully lit areas change more quickly
日蝕允許你增強被光源發射直接光線包圍的區域中的陰影深度:在完全陰影區域和完全照亮區域之間,光線急劇轉換。Series full - auto pipe expander with drawing device and program interface is used with extruding machine. it is also used solitarily, while expanding pipes, the machine adopts translation, the action is steady and corret, it does not damage pipe materical, the machine adoptes double - infrared heating oven type, each oven is equipped with heating cire, the shaping method adopts expanding - end shaping, the size of pipe mouth is correct. on its panel, there is a transfer swith of expanding solvent type pipe socket ( straigh port ) and expanding sealloop type pipe socket ( rport ). the choice of expanding pipe type is very convenient, the technologocal adaptability is strong, its main electric control elements are all imported. the syetem charecteristics are steady and reliable
配有與主機配套的接料牽引裝置和相應的程序介面,既能與擠管主機聯線使用,又可以作單機使用;擴管時管材的移動均採用平移方式,動作平穩準確而且不易損傷管材;這種機型採用紅外線加熱方式且為雙加熱爐型,每個加熱爐都配有中心加熱爐芯;成型方式均採用擴管頭定型方式,管口成型尺寸準確;該機型在控制面板上設有擴溶劑型承介面(直口)和擴彈性密封圈型承介面( r口)的轉換開關,擴管方式選擇十分方便,工藝適應性強;主要的電器控制元件均採用進口元件,系統性能穩定可靠。Based on hough transform, a new straight lines tracking method is presented. rather than tracks straight lines in image space directly, the given method makes use of duality theory in hough transform in order to transform line tracking in image space into point - tracking in hough space
其次本文提出了一種基於hough變換的直線跟蹤新方法,該方法利用hough變換中的點線對偶性原理,將在圖像空間中對直線的跟蹤轉化為在參數空間中對點的跟蹤。This paper discussed the coordinate transformation method of wgs84 coordinate system to 1954 - beijing gauss grid coordinate. introduced transformation model of wgs84 to beijing 54 and computing method of transformation parameter. according to different model and computing method, computed and compared with the result combine real data
本文詳細討論了wgs84大地坐標轉換到北京54坐標系下的高斯平面坐標的方法,重點介紹了wgs84和北京54的空間直角坐標的轉換模型及轉換參數的計算方法,並根據不同的模型和計算方法結合實際數據進行計算和結果的比較,認為採用基線向量求解的四參數模型具有較高的轉換精度,分區變換和提高控制點精度也能提高轉換的精度。A protective method based on voltage - frequency - converter and additional dc measuring the insulation between monitor wire and ground lines of hv double screen cable is developed and realized by analog and digital circuits
通過分析6kv電纜絕緣監視保護的特點,提出了在高壓電纜監視線與接地線之間附加直流電源並利用v / f轉換實現監視保護的新方法,設計了相應的電路。If we like to obtain the narrow linewidth parametric beam output, applying soft apertures to input pump beam is helpful, but it will also
如果想獲得窄線寬輸出,採用軟光圈直接輸入泵浦光將有助於壓縮輸出參量光的線寬,代價是轉換效率降低。The bias magnetic field of the bias coil driven by bias current and small signal test current, results in the induced signal of the control coil. the terminal voltage of the control coil is detected by the test circuit. then the signal containing the information of rotor displacement is obtained, from which we can get the dc voltage signal proportional to the rotor displacement through half - wave rectification circuit and low pass circuit. this dc signal is put into a pid controller to get the control signal of the rotor displacement
偏置測試電路向偏置線圈輸入偏置電流和小信號測試電流,兩者產生的偏置磁場在控制線圈產生感應信號,檢測電路檢測控制線圈端電壓並提取含有轉子位移信息的電壓信號,該信號經半波整流電路和低通濾波電路后得到與轉子位移成正比例的直流信號,再由pid控制器轉換為轉子位移的控制信號,最後控制信號輸入功放電路產生控制電流,實現閉環控制。Directly painting textures on top of 3d objects in 3d perspective viewport is a new issue of human - computer interface ( hci ). this paper presents a method to solve this issue. it converts the position information of the texture pixels of texture map into color information , and then transfers both the coordinates and the color of texture pixels into screen through texture mapping at the same time. only is the color information of texture pixels converted into illumination by calculating the normal and the angle of ray incidence of the screen pixel in the method. the texture coordinates are firstly converted into the color information by generating another texture map , which is called information map whose pixels ' color represents the coordinates information. and then the corresponding texture coordinates are mapped into screen reference frame by texture mapping and stored into information buffer for later use. so we can obtain the texture coordinates of screen pixels correspondingly by decoding from information buffer. after optimizing , we can paint textures on top of 3d objects in 3d perspective viewport in real time. the paper also gives some examples and related definitions of using additional information of 2d texture map for 3d graph generating
針對三維逶視投影視圖中對三維物體表面紋理直接進行噴繪,以獲得復雜紋理圖這一計算機圖形交互技術這一新問題,研究了一種將紋理圖的象素位置信息轉換成彩色信息,然後利用紋理映射將紋理坐標連同該點上的顏色值一起傳遞到與屏幕象素對應的可見點上的方法,其中顏色值依該點處的入射光線方向和表面法向被進一步轉換為光強值,而紋理坐標則被解碼后還原成與該可見點對應的紋理坐標,被存入信息緩沖器中,供以後使用,通過解碼,可根據屏幕點直接得到對應紋理象素點的坐標,經過演算法優化,實現了對三維物體表面紋理的實時噴繪;同時闡述了在三維圖象生成技術中使用附加紋理信息的應用實例以及相關定義The data exchange technology is studied and the data exchange interface is provided in our own engraving system. aiming at the shortage of complex engraving picture, slender flower - veins, the long machining code, and out of ems memory of numerical control system, we develop a series of dnc subsystem which realizes the on - line transmission machining of engraving parts
對數據轉換技術進行了研究,在雕刻系統中提供了數據轉換介面,針對雕刻圖案復雜,花紋細,生成的加工代碼長,以及數控系統內存小的問題,開發了一個計算機直接數控( dnc )子系統,實現雕刻零件的在線傳輸加工。Abstract : this paper is mainly about an analog saw - tooth signal generator used for linear histogram test of adcs
摘要:主要內容是基於線性直方圖法測量模?數轉換器性能的片上模擬鋸齒波發生器的實現方法。When the direction of the line movement which we already know or we can get the direction by using other methods is not horizontal, we can use line transformation to transform the horizontal direction
如果我們事先知道或者通過其他方法確定出來的直線運動方向不是水平方向時,我們可以通過坐標旋轉變換到水平方向。It defines the distance of the line between two points in the space. the fast progress of multimedia technology and image processing pushes the research in algorithms for distance transform into a further level
其中,歐幾里德距離轉定義了空間兩點間的直線距離,它是一種最常見的距離轉換方式,在相關領域中,尤其在圖像處理中,它的應用十分廣泛。The new algorithm starts from an initial estimate which is based on the hough transform, and a rectangular window is centered using the current line approximation, and a new line estimation is generated by making a total least squares fit through the pixels contained within the window. this is repeated until convergence is reached. lastly, we have suggested a new technique which may recover the motion and structure parameters of a moving object by using of 21 optical flow lines based on the optical flow fields of the feature line this thesis is the project supported by aeronautical foundation science ( no. 99f53065 ) and research center of measuring and testing technologies, and control engineering in nanchang institute of aeronautical technology ( no. 2001 - 15 )
演算法的思路是:首先,在小區域內運用霍夫變換確定直線的初始值;其次,以直線的初始值所對應的直線為中心線,建立一個矩形框;最後,利用矩形框內所包含的邊緣點數據不斷地迭代直至收斂,從而達到進一步修正直線的坐標參數;本文基於特徵直線的光流場,即線流場,建立了一種利用21條光流線確定空間三維物體旋轉運動參數、平移運動參數以及對應的空間直線坐標的線性演算法。Telecommunications - installation interfaces - direct - inward - dialing analog voicegrade switched access using loop reverse - battery signaling
電信.網路與用戶裝置介面.利用環路反向電池信令的直接向內撥號模擬音頻轉換訪問線路We must provide employees with proper career development opportunities, including the expansion of duties, exchange of duties at the same level, direct promotion, sideline promotion and so on. all this will serve to mobilize staff initiatives and exploit their potentials to keep the personal development objective in line with the corporate goal
要為員工提供職業發展空間,包括職位內容加重、職位范圍加廣、同級轉換、直線升遷、旁線升遷等,調動員工工作積極性,挖掘員工潛力,使個人發展與企業目標保持一致。We utilize the mutual inductor to take a sample to the three - phase current, and sample which is enlarged, rectified, filtered, is send into pic single chip microcomputer to deal with. the size of three - phase current on the line is calculated out, which offer the accurate value for the change of controls the equipment state
利用互感器對三相電流取樣,然後通過放大、整流、濾波,實現交直流轉換,送入pic單片機處理,計算出溫室輸電線上三相電流大小,為控制設備狀態的改變提供精確數值依據。分享友人