旋轉成型法 的英文怎麼說

中文拼音 [xuánzhuǎnchéngxíng]
旋轉成型法 英文
rotoforming
  • : 旋Ⅰ動詞1 (旋轉) whirl 2 (用車床切削或用刀子轉著圈地削) turn sth on a lathe; lathe; pare Ⅱ名詞...
  • : 轉構詞成分。
  • : Ⅰ動詞1 (完成; 成功) accomplish; succeed 2 (成為; 變為) become; turn into 3 (成全) help comp...
  • : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  • 旋轉 : revolve; gyrate; rotate; spin ; revolution; revolvement; rotation; circumgyration; circulation
  1. An algorithm is researched and implemented of revolve model generation on point cloud. with the algorithm the revolving axis and the generatrix are extracted through point cloud

    通過對軸心線、母截面提取演算的研究,實現了實體模的生演算
  2. Some typical schemes are implemented via this data structure ( loop subdivision, catmull - clark subdivision, do - sabin subdivision, hybrid subdivision, adaptive subdivision ). the technique of opengl is utilized to accomplish some basic operations, such as rotation, zoom, pan, pick and so on. finally the algorithms studied by our research group are integrated, and a prototype system based on subdivision surface is developed

    ( 4 )改進了適合於曲面細分的的翼邊數據結構,並實現了典的細分演算( loop細分、 catmullclark細分、 doo - sabin細分、混合細分、自適應細分) ;採用opengl技術實現了、縮放、平移、拾取等圖形的基本幾何操作;最後將本課題組研究果加以集,開發了一個基於細分曲面的原系統。
  3. Rotating the model to another angle shows those symbols change into the greek alpha and omega

    該模另一個角度顯示那些符號變化為希臘的阿爾和歐米加(與) 。
  4. Abstract : in view of, in the modification and maintenance of petro - chemical unit, the limited working space and inability of available hoisting equipment to meet hoisting installation requirements, a simple and reliable hoisting tool used is introduced taking account of the construction conditions

    文摘:在石油化工裝置大設備的技術改造和檢修作業中,針對現場施工空間小、現有吊裝設備無滿足施工要求的情況,介紹了因地制宜設置簡單可靠的吊裝機具,完吊裝作業的方?門架作業功應用。
  5. Based on the review, the fluid flow and heat transfer in the curved circular and rectangular pipes have been researched by employing perturbation method and numerical simulation with a physical model under the rotational orthogonal curvilinear coordinate in a rotating curvilinear pipe with multi - parameters. we firstly analyzed the fully developed fluid flow and heat transfer, mixed convection heat transfer, the development of flow and heat transfer in the inlet in different cross section ( circular, elliptical, annular and rectangular crossection ). the variations of the secondary flow, axial velocity, distribution of temperature, the friction force on the wall, the ratio of friction factor as well as the nusselt number with different dimensionless parameters had been examined in detailed

    本文在總結和分析了一個世紀以來有關曲線管道流動和換熱特性的研究果的基礎上,以正交曲線坐標系統下的多參數管道中的對流傳熱為物理模,通過攝動方和有限體積,首次對各種截面(圓截面、橢圓截面、環形截面、矩形截面)曲線管道內充分發展流動的流動結構和傳熱特性(包括耦合對流傳熱特性)以及曲線管道開口段發展流動的流動結構和換熱特性進行了系統的數值模擬和理論分析,詳細討論了各種無量綱參數對管道內軸向速度分佈、二次流結構、溫度分佈、壁面摩擦力、摩擦系數比以及管道nusselt數的影響,獲得了若干創新性果。
  6. Aiming at the shortage of material information, tolerance information, technical information, and so on in the model, the author conducted a research on a step based and feature oriented method to integrate the information in the model. the models for several common features were created. they are hole feature, planar face feature, outer - round feature, planar pocket feature, revolved groove feature, circular pattern feature, and rectangular pattern feature

    針對現有數據模在材料、公差以及工藝信息等方面的缺失,研究了在基於step的面向特徵的產品數據模中集這些信息的方,建立了一些常見特徵,如孔類、平面、外圓、平面槽及槽、圓周陣列、矩形陣列等特徵的信息模,並用express語言來表達,該模不僅包含幾何拓撲信息,而且增加了公差、工藝路線、裝夾定位、加工方、及材料等信息。
  7. As a result of the heightening of mechanical operation speed and the application of new materials and new structures, the nonlinear dynamic behavior in rotating machines is becoming increasingly outstanding and important. nonlinear dynamic phenomena in rotating machines cant be described, explained and predicted by rotordynamics based on linear system theory. along with the deepening and permeating of nonlinear scientific research, the nonlinear vibration of rotor systems has become an attractive field in recent years. from a point of view to set up the distinct corresponding relations between vibration states and failures of rotating machines, main advances in the research of rotor nonlinear vibration are summarized, and typical nonlinear dynamic phenomena and their forming mechanism are also summed up in the paper. the aim of the paper is to enrich the diagnostic knowledge base of rotating machines. 55refs

    由於機械運速度的不斷提高和新材料、新結構的推廣應用,機械的非線性動力學行為日顯突出和重要.基於線性系統原理的子動力學理論與方難以對實踐中出現的豐富的非線性動力學現象作出準確的描述、闡釋和預測.近年來,隨著非線性科學研究的深入和滲透,子系統非線性振動已為應用力學和機械工程領域的研究熱點之一.從有利於建立機械振動狀態集與故障集之間的映射關系出發,綜述了近年來子系統非線性振動研究的主要進展,總結了子系統中出現的典非線性動力現象及其產生機理,目的在於豐富機械故障診斷知識庫.參55
  8. Our factory increase a set of intensifier with non - grade - adjustable rating speed to form the intensive air drying, the wet material mixed with hot air fully by screw feeder in the intensifier and material surface is crashed into fine granules and moving to the outlet as well as drying, under rapid rotating hitting and pushing. in the long run, the materials get a further even drying in the dryer pulled by the wind force and those wet and weighty granules the wind force can not pull continue to be crashed, dried until they are pulled by the wind force into the dryer

    我廠強化氣流乾燥是在基本上增加一套速可以無級調節的強化器組,濕物料通過螺加料器進入強化器后和熱氣流充分混合,在飛速的擊刀擊碎和推進下,物料被破碎細顆粒,在乾燥同時向出口移動,最後在風力吸引下進入乾燥管,進一步均勻乾燥,風力無吸引的濕重顆粒繼續被擊碎、乾燥、直至能被風吸起進入乾燥管。
  9. For bilateral symmetry objects, the techniques on symmetry - point detection and symmetry - axis extraction are presented based on harmonic conjugation relationship. for rotated symmetry objects, the techniques on rotated units description and rotated symmetry center extraction are presented based on center invariants of objects. further more, by using 3d invariants and 2d projective transformation, an approach to recover shape from part symmetry objects is realized on some conditions

    ( 3 )深入分析了2d對稱性目標透視像的幾何特點,將共點四線交比用於目標輪廓上的關鍵點的特性描述中;利用調和共軛關系,提出了一種針對左右對稱目標的對稱點檢測和對稱軸提取的演算;利用交比關系構造了目標的形心不變量,提出了一種針對對稱目標的對稱單元判定、中心提取的演算;進一步利用3d不變量和2d射影變換,實現了一定條件下的對稱性目標的形狀恢復技術。
  10. According as time - varying images composing model, simulated 3 - d rigid shift motion and rotation motion in computer, implemented perspective projection and orthographic projection arithmetic, it proved that the result of experiment is accurate

    根據時變圖像構,採用計算機模擬了三維剛體運動的平移和運動,以及透視投影和正交投影下的二維運動構演算。實驗結果驗證了演算的正確性。
  11. This paper uses the method of tensor to proof the tenable condition of generalized plastic potential, discuss the mathematical essential of the associated and disassociated flow rule and the relation of the yield surface and plastic potential surface, reason the expression of plastic factor strictly. debate the limitation on drucker ' s postulate. subsequently, this paper gives the mathematical basis of constitutive theory involving the rotation of principal stress axes. so it is proved that the mathematical and mechanical foundation of the generalized plastic mechanic

    本文運用張量的方論證了廣義塑性位勢理論立的充要條件,討論了關聯與非關聯流到則的數學實質,屈服面與塑性勢面的關系,嚴密推導了塑性因子的表達式,討論了drucker公設的局限性,並給出了考慮主應力軸時土體本構模理論的數學依據,系統的論證了廣義塑性力學立的數學力學基礎。
  12. Secondly, based on the defects of the uptodate balancing machine which were employed in the motorcycle manufacture plants, this dissertation has presented a new method on the means of checking unbalance mass of the motorcycle engine crank set. it has adopted the hard - bearing balancing machine as the prototype , utilized tow group of resistance sensors placed in vertical direction with one another to pick up the information which stand for the inertial force of the motor engine crank set when it is running

    其次,通過對當前國內外曲柄連桿機構動平衡實驗的現狀及其存在問題的分析研究,提出了一種新的測試方:在工作原理上採用硬支承測力式動平衡機,在測量方上應用互900的兩點測量來失量合任意一點慣性力大小及方向,這也是也是其不同於以往試驗機的最大之處。
  13. Secondly, based on the defects of the uptodate balancing machine which were employed in the motorcycle manufacture plants, this dissertation has presented a new method on the means of checking unbalance mass of the motorcycle single - cylinder engine crank - connecting rod mechanism. it has adopted the hard - bearing balancing machine as the prototype, utilized tow group of resistance sensors placed in vertical direction with one another to pick up the information which stand for the inertial force of the motor engine crank set when it is running

    其次,通過對當前國內外曲柄連桿機構動平衡試驗的現狀及其存在問題的分析研究,提出了一種新的測試方:在工作原理上採用硬支承測力式動平衡機,在測量方上應用互90的兩點測量來矢量合任意一點慣性力大小及方向,這也是其不同於以往試驗機的最大之處。
  14. Aim to the special model nc bend tube, use the modeling method that essential parameter drive product sample model ; 3 ) in the foundation that summing up a rule of optimized welding assembly underside of tube, develop the nc bend tube welding underside optimization design tool, then complete the optimization design united with two application methods : rotation method and the least squares method ; 4 ) propose a design method of nc bend tube welding jig bottom base, then establish model storehouse according to the design rules, and endow the foundation model with assembly feature

    針對多數通用數控導管,運用矢量換演算反求得導管關鍵特徵,並據此創建導管模,針對特殊造數控導管,使用關鍵參數驅動產品庫樣本模的方建模; 3 )在歸納總結了焊接底面創建規則的基礎上,開發數控導管焊接底面優化設計工具,分別應用和最小二乘兩類方底面的優化設計; 4 )提出了一種數控導管焊接底座設計方
  15. ( 3 ) the generation methods of sketch - based feature model reconstruction are presented in this thesis. experimental results show that the methods presented here are reliable

    ( 3 )研究了基於草圖輪廓的拉伸與特徵模重建的生,以實例零件說明本文提出的重建方是切實可行的。
  16. This thesis introduces the definition and main contents of spinning reserve, renders the model of defining the spot price of spinning reserve according to the marginal cost pricing, and exploit the software system of pricing and bargaining, by which we analyze the grid of central china

    論文重點研究了備用容量的定價理論,給出了以邊際本來確定備用容量電價的模,開發了備用最優定價與交易的軟體系統,並應用該軟體對華中電網進行了實例計算分析。
  17. Based on four different reference frames, namely absolute angle synchronized reference frame, relative angle synchronized reference frame, reference frame in which some machine is taken as reference machine, and inertia center reference frame, methods of forming linear space model of multi - machine systems are introduced

    摘要介紹了多機電力系統在4種參考坐標系:絕對功角同步坐標系、相對功角同步坐標系、某一機組參考系和慣性中心參考系下的線性空間數學模的形
  18. Compared to other shape matching algorithms, our shape modeling and detection algorithm has distinguishing features. our part - based and hierarchical strategy finds each part of the shape sequentially, rather than extracting all shapes from the image to match with the possible shape models. it can improve the accuracy and speed the detection processing, and can help to reduce or eliminate the effects of background clutters, partial occlusions and inner rotation in the object

    形狀建模和檢測演算與一般方相比,具有鮮明的特點,即不需要先提取形狀再與可能的目標模匹配,而是採用分部分和分層次的處理思想,依次在圖像中搜索形狀的各個組部分,由此提高了檢測的精度和效率,減小或消除了復雜背景、部分遮擋和目標內部組部分的影響,同時可以實現并行處理。
  19. In this article, the following technology of the carbon fiber composite flywheel in the integrated energy - storage / attitude - control system are analyzed and the valuable achievements are achieved above the foundation of consulting a large quantity of literatures and investigation : 1. different technology method for carbon fiber composite flywheel are designed, aimed at the character of carbon fiber composite material and manufacture 2analyzes the stress of carbon fiber composite flywheels made by different technology method, hoop - winding method, symmetric ortho layers pressing method, multi - layer winding method and interference joining method, under high rotate speed, builds their static model ; and simulates their technology and shape parameter ' s affecting their stress level with i - deas f. e. m

    本文在查閱了大量國內外相關文獻及調研的基礎上,針對集化儲能/姿態控制飛輪系統中的碳纖維復合飛輪的以下相關技術進行了研究,並取得了有價值的果: 1針對碳纖維復合材料的特點及加工方式,設計了周向纏繞、對稱正交鋪層層壓、多層結構纏繞及過盈連接等不同工藝方式的碳纖維復合飛輪子; 2針對不同工藝方式的碳纖維復合飛輪子,進行了高速狀態下的應力分析,建立了靜力學解析模,並結合i - deas有限元分析軟體模擬模擬了不同工藝方式的碳纖維復合飛輪子的相關幾何參數及工藝參數對其應力水平的影響; 3
  20. This system included three parts : the first part was the establishment of 3d model buildings and conversion of the format for them, and then carried these 3d model randomly used java3d ; the second part was to research the scene simulation technology and provide a multifunction method to establish random hill 、 water and lawn, the characters of these natural scene could be controlled by some parameters ; the third part set up database management system, that system could 3d data of the random scene, so it could provide convenient and maintenant for the whole system

    該系統包括以下幾個關鍵部分:第一部分是三維建築模的建立及格式化,然後把化的格式進行存儲,最後利用java3d技術對這些三維模進行隨機的調用;第二部分是研究當今視景模擬技術及其主要方,提出多功能演算,利用java3d技術,生隨機的山、水、草地等,同時,還提供了互動式功能,用戶可以利用可控參數對這些自然場景曲折度和寬度進行控制,此外,用戶還可以對場景進行瀏覽,實現視點的移動、,以及碰撞后視點的調整。
分享友人