輪廓長度 的英文怎麼說

中文拼音 [lúnkuòzhǎng]
輪廓長度 英文
contour length
  • : Ⅰ名1 (輪子) wheel 2 (像輪子的東西) wheel like object; ring; disc 3 (輪船) steamer; steamboa...
  • : Ⅰ形容詞(廣闊) wide; extensive Ⅱ名詞(物體的外緣) outline
  • : 長Ⅰ形容詞1 (年紀較大) older; elder; senior 2 (排行最大) eldest; oldest Ⅱ名詞(領導人) chief;...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 輪廓 : outline; line; lineament; contour profile; rough sketch
  • 長度 : length; longitude; size; extent; footage
  1. A new standardization method is proposed to solve the problem of the distorted image recognition, which is that the image ' s centroid was gotten based on the pixels total value of the whole image, and then the largest apothem and the rotated angle were obtained by the distance of the centroid and the image brim, last the object and the reference image adjusted the entirely same images in the scale and the rotated angle according to the uniform standardization

    由此,提出了基於圖像質心和最邊的歸一化圖像處理新演算法:根據圖像像素總值求取圖像質心,根據質心和圖像邊緣點之間的求出圖像的最邊和旋轉角,然後根據統一標準將目標圖像和參考圖像調整至同一和旋轉方向的完全相同的圖像。
  2. During unsaturated growth, the width of the spectral profile will decrease.

    在非飽和增期間,譜線的寬將減小。
  3. Witch has worked out the tooth shape of datum rack and computer simulation of gear manufacture. pointedness, undercut and tooth tip becoming sharp are analysed. tooth thickness calculation and measurement, superposition coefficient calculation and belt length calculation are resolved

    2 、給出了基準齒條的齒形狀,進行了齒加工計算機模擬,分析了可能出現的稜角問題,進行了齒內齒頂圓的求解、根切問題分析、齒厚計算與測量、齒頂變尖的分析、重合的計算、帶的計算及齒設計的程序編制等。
  4. Precision profile disc : provides bubble - tight shut - off and assures minimum torque and longer seat life

    精密準確的蝶板:防止「泡緊」關閉困難,確保最大程見效扭矩,延閥座壽命。
  5. Based on the long term study on design knowledge, the principle of nc machine tools design, and visual perception theory, plus result of nc machine tools design task analysis and nc machine tools shape image scale experiments, and by the analysis of case knowledge along with case shape in cbid system, we found the case knowledge classifying regulation which is based on the engineer and designer ’ s nc machine tools design process study, raised the case shape classifying regulation by cooperation of classical mechanical layout and key profile

    通過對cbid系統案例知識和案例造型的分析,基於研究小組對設計知識的期研究、數控機床產品設計的原則和人類的視知覺原理,輔以數控機床造型設計任務分析實驗和數控機床造型意象尺實驗的結果,提出了以工業設計師和工程師的數控機床設計思維過程研究為基礎的案例知識分類規則,以及以典型結構布局和關鍵相結合的案例造型分類規則。
  6. Lincoln, who was never regarded as much of a looker and certainly wasn ' t depicted as such on the 5 bill that has been printed for the past several decades, suddenly looks chiselled and fittingly statesmanlike on the new note

    林肯? ?從來沒有人認為他是個相不錯的人,所以在過去幾十年裡印製的5美元鈔票上也確沒有把他描繪成相貌堂堂的人? ?在新版鈔票上,突然變成了一個清晰、頗具政治家風的人。
  7. This dissertation proposes an algorithm to solve the problem by constructing transition contours using active contour model. the algorithm considers the transition contours construction as a growing process, so it is based on higher layer knowlege and can ensure that transition contours are similar to trunk contours and branch contours, and also reconstructed transition surfaces at branch points are smooth. the contours are connected using adjacent contours synchronous marching algorithm

    採用基於全局的柱體生法來判斷斷層間的相互對應關系;針對線表面重建中的難點問題?分叉問題,提出了一種基於主動模型的過渡構造方法,這種方法從物體主動生這一角出發考慮過渡的構造,能夠產生綜合兩斷層上特徵的過渡,是一種基於全局性高層信息的有效構造演算法;利用相鄰線同步前進法進行拼接。
  8. The built - in color viewfinder provides bright, crisp images under virtually all conditions. radiometric firewire ieee 1394 output provides the bandwidth for fast downloading of calibrated

    探測器技術生成優異無噪聲圖像鮮明的高解析波紅外熱圖每幅圖像超過76000個像素。
  9. Firstly, a fourth - orders statistic hypothesis testing in inter - frame difference is used to automatically separate the moving areas from the background in a general video sequence. secondly, change areas are extracted as markers of the corresponding moving object. using the marker, region - growing algorithm can locate the precise boundary of moving object

    ( 3 )基於跟蹤;首先介紹了提取初始模板方法?基於高次統計的判決演算法,通過選擇合適的背景噪聲閾值,最終得到較好的結果,然後對於後續幀中的邊界提取,提出將灰圖像所使用的區域生方法進行改進,即將它們運用到彩色圖像中,通過選擇合適的生規則,得到較好邊界圖。
  10. In calculation, cubic spline curve is used to instead contour line. this method can increase the precision of curvilinear distance measurement

    並在具體計算時,採用三次樣條曲線代替線,提高了曲線的計算精
  11. The automobile outline size - measuring machine is four meters in the width and height direction and the dragon gate type frame structure. the distance of movement in the perpendicular direction is 20 meters. small moving vehicles driven by step motor move along a track synchronously

    汽車尺寸測量機為一寬、高均為4m的龍門式構架結構,其縱向進給為20m ;由步進電機驅動移動龍門架小車沿同步導軌運動。
  12. Bench - type ultra - precision numerical control milling machine can solve the problem of high cost, long production cycle to machine the miniature, small batch, high precision work pieces with plane, curve face or other complex moulding surface in large precision machine with high automatization

    而臺式超精密數控銑床能夠解決工業中平面類、曲面類以及其它復雜型面類的小型、小批量高精零件在大型、自動化程很高的超精密機床上加工的成本高,生產周期等方面的問題。
  13. This paper aims at the shortages, which are too much information, too long - processing time, low precision, needing checking and revising, of stl form file in the front processing of laser rapid prototyping, it puts forward a method of 3 - d cad model direct slicing, and it will process section profile curve that direct slicing produces so that this section profile curve will be used in sequent numerical controlling machine tool. direct slicing on the model can reduce data - processing time and file dimension, advance precision of work pieces

    本文針對快速成形前處理過程中使用的stl ( stereolithography )格式文件的信息冗餘量大,數據處理時間,精差,需要檢查和修改等缺點,提出了對三維cad模型直接切片的方法,並對直接切片獲得的截面線進行了處理使之能夠被后續的工控機所使用,通過對模型的直接切片,能減少數據處理時間,降低文件規模,提高工件精
  14. Measurement and characterization of surface texture is an important aspect of precision metrology. historically this has involved partitioning a profile into different wavelength regimes referred to as roughness, waviness and form followed by numerical quantization. parameters computed are then inspected for tolerance compliance to ensure a part performs its intended function. this approach is satisfactory when the specification has been carefully determined and the process is stable. however, when the manufacturing process is under development or when instability or modifications to the process invalidate specifications, there is a need to study surface finish parameters in relation to functional performance or process measures. in this context, the problem of surface texture classification and recognition are discussed. advanced techniques developed for this purpose along with applications are presented. also, the techniques discussed here will be useful across large bandwidth, from the characterization of nano scale to traditional micro scale surfaces

    表面結構的測量與特徵描述是精密計量技術的一個重要方面,傳統上包括將情況根據不同的波范圍劃分為粗糙、波紋和形狀及后續的數字量化.按算得的參數檢查它是否為公差允許,以保證零件執行其指定的功能.當技術特性已經經過仔細確定,並且其過程穩定時,該方法是令人滿意的;但是,當製造過程正在進行中或過程的不穩定、過程變化使技術特性失效時,就需要研究和功能表現及過程評定相關的表面參數.討論了表面結構的分類與識別問題.同時闡述了為此目的而開發的先進技術及其應用.所研究的技術對從納米尺到傳統的微米尺的較大帶寬范圍內的表面特徵描述都是有效的
  15. The automobile outline size ' s measurement machine is the large outline size measurement equipment designed for the traffic police and vehicles management section, and used for private packing, privately changed the vehicles and over - size vehicles, especially for checking those vehicles, their length, width, height, the car slot height and the distance of auto axis, or for determining whether the vehicle ’ s size has extended the prescribed limit

    汽車尺寸測量機是為公安交警車輛管理部門研製的大型尺寸測量設備。用於對私裝私改車輛及尺寸超限車輛的檢測、查驗和稽查。汽車尺寸測量機的功能是對可疑車輛的尺寸、寬、高、車槽高及軸距、距實施自動化測量,並對其尺寸是否超限作出評判。
  16. Along the medial axes with the same steps, we can get the average integral gray profile and the width profile. 3. karyotype classification of chromosome : according to the chromosome ’ s geometrical parameters, the karyotype classification are realized through the normal bayes classifier or fuzzy clustering based on the character of average integral gray profile

    利用染色體的中線等步提取平均積分和寬; 3 、染色體的核型分類:利用染色體結構參數即其灰通過正態貝葉斯分類器或採用模糊聚類的方法來實現染色體的對號分類。
  17. The paper analyzed the struture of the tri - eccentric butterfly vavle at length, defined the tri - eccentric butterfly valve, educed the geometry function and its characteristic about the section of the butterfly disc. the results indicate : the parallel contour line across butterfly disc thickness is normal ellipse, thereby eslablished function relations between its geometry parameters ( long axis and short axis ) of three primary sections of the butterfly disc and the tri - eccentricity ; in order to avoid interference between the butterfly disc and the valve seat as well as the valve body, combining the torque, we obtained the feasible range about the rotation center of the tri - eccentric butterfly vavle

    本文主要分析了三偏心蝶閥的結構,給出了三偏心的定義,推導出了蝶板截面的幾何方程及其性質,結果表明,沿蝶板厚的平行截面線為標準的橢圓形,進而推導出了蝶板幾個主要截面的幾何參數(軸、短軸)與三個偏心之間的函數關系;考慮到蝶板啟閉過程中避免與閥體及閥座發生干涉,結合蝶板的啟閉扭矩,確立了三偏心蝶閥回轉中心的適宜區域。
  18. Using the feature : there exists distinct edge contour between the characters and the background in color image, we give a color image text extraction algorithm - tea ( text extraction algorithm ), which makes the use of cedo to process edge detection of color image, then, adopts morphologic dilation technology to form region image, and combines the area - growth algorithm to mark the candidate text blocks, finally, determinates the correct text block by analyzing the density of text block and the space frequency feature

    利用彩色圖像文本區域與背景之間存在明顯邊緣的特點,本文給出了彩色圖像文本提取演算法? tea ( textextractionalgorithm ) 。該演算法首先利用cedo進行彩色圖像邊緣檢測,然後採用形態學膨脹技術生成區域圖像,並結合區域生演算法標記候選文本塊,最後通過分析文本塊密和空間頻率特性來判定真正的文本塊,從而較好地完成了彩色圖像的文本提取。
  19. After the discussion of several kinds of optimum threshold segmentation methods, a multi - feature vector space and three new criteria ( global comparison detection, geography priority privilege, equal opportunity for competence ) are developed for region growing control, a new region growing method is brought forward. at last the region splitting and merging, region clustering, neural networks, snake active contour model et al have been discussed

    提出了全局比較探測、面積測定及空間優先、競爭機會均等三個有效的準則,利用灰、紋理多特徵矢量改進了傳統的區域增演算法,並對紋理分析,神經網路分割和snake活動分割進行了有益的探索。
  20. In temporal segmentation a statistical model is used to automatically separate the moving areas from the background in a general video sequence. the spatial segmentation bases on the results of temporal segmentation and using region - growing algorithm in rgb space can locate precise boundary of moving object. lastly, using segment moving object as the initial model, moving object can be tracked by matching an image to a model based on hausdorff distance on a sequence of video, and the model is updated every frame to accommodate for changes in shape

    時間分割中採用連續幀間差的統計假設檢驗,確定運動對象的位置,自動地分離出運動區域與背景區域;空間分割中則採用基於顏色的區域增演算法來精確地提取運動對象的;最後,將提取到的運動對象作為模板,對后續的視頻序列,用基於hausdorff距離量匹配,來跟蹤並提取后續幀中運動對象。
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