點線輪 的英文怎麼說
中文拼音 [diǎnxiànlún]
點線輪
英文
trace wheel-
The procedure functions in the compare between partial image of dynamic collection and corresponding image of the airscape. in chapter 5, basing on the analysis of correlative theory of digital image, we introduce the improved fasted - down algorithm and simulative anneal algorithm, which applies to nn calculation, an d bring forward the unique and effective means, correlative original value evaluation. basing on the combination of correlative arithmetic, a stable, high - speed and exact correlative arithmetic is formed, which makes it possible to apply computer vision detection of single - needle quilting in industrial production
本文展開研究並取得一定成效:構建了基於pci總線的微機實時圖像採集系統;在採集的布料總圖(鳥瞰圖)的基礎上,通過數字圖像的數字濾波、圖像增強、邊緣檢測等處理,提取布料圖像的邊緣,對輪廓的矢量化的象素點進行搜索,得到相應的圖案矢量圖,從而確定絎縫的加工軌跡,生成加工指令;在進給加工過程中,主計算機對動態局部圖像與總圖(鳥瞰圖)的對應部分進行圖像相關的匹配計算,應用數字圖像理論,結合神經網路計算的改進最速下降法和模擬退火演算法,提出獨特而有效的相關迭代初始值賦值方法,形成穩定、高速和準確的相關運算,實現單針絎縫視覺測量和自動控制。This paper is original from " on - line measuring system for cragged surface on special working conditions ", supported by the science and technology research foundation of anhui province. this project mainly researches on the technique of measuring geometric parameters on train wheel profile applying stereovision measurement technology
本論文所研究的課題來源於安徽省重點科研項目「特殊工況異形曲面在線檢測系統」 ,本項目主要研究如何應用計算機視覺測量技術來檢測火車車輪輪廓幾何參數。This paper is from the " on - line measuring system for cragged surface on bad conditions ", supported by the science and technology research foundation of anhui province. this project is mainly on the research of measuring geometric parameters on train wheel profile applying stereovision measurement technology
本論文所研究的課題來源於安徽省重點科研項目「特殊工況異性曲面在線檢測系統」 ,本項目主要研究如何應用計算機視覺測量技術來檢測火車車輪輪廓幾何參數。It produces a solid outline at points being shaded where the surface faces away from the camera ( typically around the outside edge of the surface being rendered ), and crosshatching on the & quot; interior & quot; portion of the surface
它在面對攝像機的遠處(典型地是被著色表面的外輪廓邊)被著色點上產生了一個單一的輪廓線,並在表面的內部區域產生一個交叉陰影。Klingelnberg cyclo - palloid spiral bevel gear has construction cramped, excellent transmission quality, low noise and loaded vehavior, it ’ s the main form of gear drives in the bevel gear ’ s technology field. it ’ s cyclo - palloid system, two - part cutter head and high power gears ( hpg ), has certain technology particular than gleason spiral bevel gear. systemic analysing the manufacture principle and meshing principle of klingelnberg cyclo - palloid spiral bevel gear, for accomplishing design theory and analysis method, for enhancement manufacture precision and loaded behavior, for promotion and applied in engineering field, have important theory value and actuality meaning. main work of the paper is tooth form emulation and tooth contact analyse of klingelnberg cyclo - palloid spiral bevel gear
克林貝格( klingelnberg )延伸外擺線齒錐齒輪結構緊湊、傳動性能優良、噪聲小、承載能力高,是錐齒輪技術發展的主要齒制,其連續切削法,雙層刀盤技術和硬齒面刮削法( hpg )相對于格利森制齒輪有一定的技術特點。系統的分析這種齒輪的加工原理和嚙合機理,對完善其設計理論和分析方法,提高加工精度和承載能力,在工程中推廣應用具有重要的理論價值和實際意義。First the sketch / datum plane is fitted by least - square distance, then the extruded direction or axis with the flank points of the cloud is extracted in quadratic paogramming arithmetic, and certain points projected to gain 2d sketched datas. feature points are defined to segment the sketch datas, and the sketch profile is generated by fitting separately the line and circle segment
使用最小二乘方法擬合草圖基準平面,採用二次規劃方法提取拉伸方向和旋轉軸線,然後將數據點投影以獲取草圖數據,通過柵格劃分提取草圖邊界輪廓數據,再對這些邊界數據進行基於特徵點的分割,以直線和圓弧段擬合出草圖輪廓。It makes sampling data regularized by means of man - machine interactive mode and procedure method, respectively. the driven data of the cutter guide is generated, which is based on sampling data processed. it proposes an intelligent data reduction algorithm which bases on the combination of straightness of curves, equidistance and distance deviation principle
首先採集並分析了內輪廓數據,分別運用程序處理方式和人機交互方式實現采樣數據點的規則化處理;根據處理后的測點數據生成磨頭驅動數據;並提出了一種基於曲線曲率、等距及距離偏差帶的自適應數據壓縮方法。He investigates geometrical properties of cycloids, epicycloids, and hypocycloids.
他研究了擺線、圓外旋輪線和四點圓的旋輪線的幾何性質。As it is impossible to machine the helicoid gear surface with large module and a few teeth by gear generating, a four - axis milling was developed in this paper
摘要針對大模數少齒數螺旋齒輪的加工特點,結合漸開線和擺線的性質,利用微分幾何工具計算出該類曲面的法矢,作為選取球頭銑刀半徑的依據。Persons with physical handicaps : improve the access and related facilities in church, service building, retreat houses, pastoral centres and all church organizations for those with disabilities, e. g. construction of slopes, elevators, toilets for people with disabilities, braille bibles, hymn books and parish newsletters, earphones for the hearing impaired to listen to homilies during mass and sign language interpreter during liturgies
傷殘人士:改善通道及有關設施,以加強傷殘人士對社會的參與,例如:聖堂服務大樓避靜所牧民中心以及各教會機構應提供傷殘人士適用的通道及設施斜路凹凸紋膠條的路面凸點字標記可供輪椅出入的升降機洗手間凸字聖經歌書堂區通訊以及為弱聽人士而設的耳機系統輔助神父講道的無線調頻系統等。This paper analyse the feasibility and necessity of examine and repair about the qiangui co. ltd of generate electricity base on the frmework of guizhou wire network and the run state and exerience of the factory. at the same time, in the base of the lucubrate and analyse of stats examine in domestic and abroad, this paper has analyse the abrupt librate of steamer generator by online data check in pancountry power plant. it acquire obvious effect and prove the applicability and feasibility about the examine in power plant by take correspond measures to ensure the normal operate of the set
本文根據貴州電網的結構形式以及黔桂發電有限責任公司機組的運行狀況和經驗,進行了黔桂發電有限責任公司實行狀態檢修的可行性和必要性分析,同時在深入研究分析國內外狀態檢修技術基礎上,對盤縣發電廠汽輪發電機組突發振動事例用在線檢測數據進行分析、採取相應措施處理,使機組正常運行,取得了明顯的成效,同時也證明點檢與狀態檢修在火電廠的適用性和可行性。Disigning coolant channel on the firebox of liquid rocket engine to loxodrome ( equal - angle helix ) groove can improve firebox coolant capability greatly. because the width dimension of loxodrome groove is narrow and the depth is deep, some machining methods are incapable, such as end - milling or electrochemistry. according to the peculiarities, a cnc disk - cutter - milling method which is composed of five motion axes with four simultaneously interpolated ones is researched. because most firebox generatrix is composed of complex curves, it is very difficult to get cnc cutting program with manual means. in order to deal with the problem, the loxodrome mathematics model is studied, and an auto - programming software system is developed. the software system can generate cnc cutting program of loxodrome on many kinds of turned surface. the constriction - distension segment of firebox is the most representative workpiece. the sharp changing of its generatrix slope makes loxodrome milling difficult. with the theory analyzing and practice cutting experiment, some applied techniques, which include milling mode and direction, choosing cutter diameter and cutting start point setting, are developed. adopting the technology above, tens regular workpiece have been manufacturing. the two - year manufacture practice has confirmed the validity and feasibility of developed loxodrome coolant channel milling method. the developed technology is also worth to be referenced to other similar workpiece
將液體火箭發動機燃燒室的冷卻通道設計為斜航線(等傾角螺旋線)槽形,可以大幅度改善燃燒室的冷卻性能.斜航線冷卻槽的槽寬尺寸較小而槽深尺寸較大,所以無法使用棒銑刀銑削、電化學等加工方式.針對這些特點,提出了五軸控制、四軸聯動的數控片銑刀銑削加工方法.由於燃燒室外表面的母線輪廓復雜,手工編制數控加工程序難度大.為了解決數控加工程序的編制問題,研究了斜航線的數學模型,開發了自動編程軟體系統.使用該系統,可以生成多種母線輪廓回轉體外表面上的斜航線數控加工程序.燃燒室收斂-擴張段的母線斜率變化大,加工難度大,是斜航線冷卻通道加工的最典型工件.經過理論分析和實際切削實驗,研究了針對該類型工件的片銑刀直徑選擇、銑削方式和方向、刀具調整和起刀點的設置等多項實際的加工方案.採用上述的一系列技術,已經成功地加工了數十個合格工件.經過兩年多的實際生產過程應用,驗證了所開發的斜航線冷卻通道加工方法的正確性和可行性.這些加工技術的研製成功,對其他相似類型零件的加工亦具有參考意義Dqj point - line meshing gear reducers
Dqj點線嚙合齒輪減速器These include dashes, dots, and other simple patterns
這些輪廓線還可具有虛線、點線和其他簡單圖案。From the view point of radial - ply tyre high speed and environmental protection, the production of rayon, polyamide, ployester, steel wire and aramid fiber for tyre cord and their application, performances, advantages and development were described
從子午線輪胎高速化和環保化的發展角度,分別闡述了人造絲、錦綸、滌綸、鋼絲及芳綸簾子線的生產、應用、常規性能、優缺點以及發展前景。The fishing reel is welcomed from our businessmen in reliable quality and at competitive prices. the types of fishing tackle guides with almost 20 series are made according to your reference
具有抗老化,水濕不變質等優點,產品主要銷往歐洲南美等20多個國家和地區,公司生產的漁線輪,質優價廉,深得用戶好評。According to the characteristics of wire drawing machines, speed control is performed on the rounds of group and drawing line wheels for the tension control
依據拉絲機的工作特點對拉絲機定速輪組和收線輪進行速度控制從而達到張力控制的目的。Pits : an area of track separated from the start / finish straight by a wall, where the cars are brought for new tires and fuel during the race
維修區:賽道上與起始/終點線所在的直道有一墻之隔的區域,在這里可以為比賽中的車輛更換新輪胎、加油。A method for complicated planar contour fitting is presented : 1 ) first all the data points used in the contour are ordered ; 2 ) after calculating the curvature of each contour point, the points with bigger curvature are taken as feature points ; 3 ) the contour is segmented by feature points ; 4 ) the contour is globally constructed through determining the segments types ( line or circle ) and the constraints with the neighbor segments ? the generation of skin surface is realized with the interface of caa
研究了基於點雲數據的復雜截面線生成技術: 1 )對輪廓數據點進行排序; 2 )近似計算輪廓數據點處的曲率,取出曲率較大的數據點,並定義取出的數據點為特徵點; 3 )以特徵點為分界點對輪廓數據點進行分段: 4 )判斷分段數據點確定的曲線類型和各分段曲線之間的約束關系,進行基於約束的分段平面輪廓曲線整體擬合。Edge detection and contour tracking are very important in computer vision. because the single pixel edges are needed in computer vision, an algorithm of edge detection and contour tracking is proposed using the good local character and multi - scale character of wavelet transform in the dissertation. the fuzzy algorithm is applied to pick the model maximum points, so that the single pixel edge can be obtained
邊緣檢測和輪廓跟蹤在計算機視覺中有著重要的地位,利用小波變換良好的時頻域局部化特性和多尺度特性,針對計算機視覺中需要提取單像素的點線等邊緣的需求,本文提出了一種基於小波變換的邊緣檢測和輪廓跟蹤演算法,通過真正的邊緣點是模的局部極值點這一特點,應用模糊演算法對模極大值點進一步篩選得到單像素級的邊緣,並在邊緣跟蹤時,有效利用原圖像的信息,通過在小鄰域內尋找局部峰值對丟失弱邊緣進行了補償。分享友人