環面 的英文怎麼說

中文拼音 [huánmiàn]
環面 英文
anchor ring
  • 環 : Ⅰ名詞1 （環子） ring; hoop 2 （環節） link 3 （姓氏） a surname Ⅱ動詞（圍繞） surround; encircle;...
  • 面 : Ⅰ名詞1 （頭的前部; 臉） face 2 （物體的表面） surface; top 3 （外露的一層或正面） outside; the ri...
  1. Accuracy of double enveloping worm gearing with straight line generatrix

    直廓環面蝸桿蝸輪精度
  2. Corneal surfaces in eyes with regular astigmatism are thought to be toroidal surfaces. based on mathematical models for corneal surfaces before and after treatment, a corneal ablation model is given for such refractive errors as spherical myopia, compound myopic astigmatism, and simple myopic astigmatism. a similar corneal ablation model is also given for such refractive errors as hyperopia, compound hyperopic astigmatism, and simple hyperopic astigmatism

    採用超環面（ toroidalsurface ）建立起規則散光下的角膜曲面模型方程;定量研究了手術光學區屈光不正兩種通用的矯正模型，一種模型適用於單純近視、復性近視散光、單純近視散光的矯正，另一種模型適用於單純遠視、復性遠視散光、單純遠視散光的矯正;另外，作為影響手術效果的重要因素，提出了一種用於光學區直徑和過渡區寬度均可調節時過渡區角膜切削量的計算模型。
  3. A torus can be obtained from a rectangle by identifying opposite sides.

    環面可由矩形把其兩對對邊分別重疊起來而得到。
  4. The thesis developed the optimization design software of geometric parameter for the worm gear including strength check module, the drawing contact lines module, the change lines of tooth thickness of worm, and the parametric modelling software for the reducer which includes parametric modelling of parts and assembly. the cad prototype system is very convenient because of its accessible interfere, simple operation and written in chinese. by input design parameters ， the cad system can make optimization design and strength check for the worm gear ， draw contact lines of tooth flank of worm - gear and change line of tooth thickness of worm ， judge if the tooth flanks of worm undercut and if the sideward tooth of worm - gear hob come to a point ， make project design and structure design for the reducer and draw its 2d parts and assembly

    研究和開發了平面二次包絡環面蝸桿傳動的參數優化設計和校核軟體系統：包括幾何參數設計計算模塊，強度校核模塊，繪制齒面接觸線模塊，蝸桿齒厚變化曲線模塊和蝸桿根切判別模塊；開發了平面二次包絡環面蝸桿減速器外形與結構尺寸數據庫以及傳動效率數據庫，建立了平面二次包絡環面蝸桿傳動公差及極限偏差數據庫；開發了平面二次包絡環面蝸桿減速器參數化建模軟體：包括零部件的參數化建模模塊和裝配圖的參數化建模模塊，其中零部件的參數化建模包括蝸桿軸系的參數化建模、蝸輪軸系的參數化建模、箱體的參數化建模、端蓋的參數化建模、軸承的參數化建模和其它零部件的參數化建模軟體模塊。
  5. Sphere and torus lathe machining facility mould

    球面及圓環面零件車加工的簡易模具
  6. Toroid helicoids worm

    環面蝸桿
  7. In order to manufacture this type of worm gear drive precisely and cheaply, we should explore a whole new dis - dual generating method. as a part of the project " the modeling and simulation of planar double - enveloping toroid worm gear drive ' s intelligent manufacturing method ", this dissertation focuses on the 3d modeling of planar double - enveloping toroid worm gear in computer. the author of this dissertation has completed lots of studies and researches in this field and has found some new methods for the 3d modeling of worm gear drive

    本文作為「平面二次包絡環面蝸桿副智能加工的建模與模擬」研究項目的一個組成部分，主要以在計算機中對平面二包蝸桿副進行三維建模和數字化造型為目標，在嚴格推導共軛齒面的基礎上對平面二包蝸桿副齒面的組成進行了tca分析，並運用適當的數學方法對蝸桿副型面進行重構，獲得了適合於計算機表達的平面二包蝸桿副三維數字化模型。
  8. This paper provides the functional equation and parametric expression of rooted near triangulations on the torus with the size and the valency of the root - face as two parameters, and gives an explicit formula for the number of rooted near triangulations of the root face valency one on the torus with the size as a parameter

    本文提供了環面上帶邊數和根面次這兩個參數的有根近三角剖分的函數方程及其參數表達式，並給出了根面次為1以邊數為參數的有根近三角剖分地圖的精確解
  9. This paper provides the functional equation of general rooted maps with the number of inner faces, the rooted face valency and the number of non - rooted vertices as parameters on the torus, and gives an explicit expression of the enumerating function of these maps with the number of inner faces and of non - rooted vertices, then the number of these maps with the size as a parameter whose asymptotic result had been obtained in [ 2 ] is obtained as a corollary

    這篇文章給出了環面上以內面個數，根面次和非根節點個數為參數的一般有根地圖的計數方程，導出了以內面個數和非根節點個數為參數的這類地圖的計數方程的精確解.作為推論，推出了以邊數為參數的這類地圖的個數，其近似解在文獻[ 2 ]中已討論
  10. Planar double - enveloping worm gearing terminology

    平面二次包絡環面蝸桿傳動術語
  11. Planar double - enveloping worm gearing accuracy

    平面二次包絡環面蝸桿傳動精度
  12. Human being, directly or indirectly, has made damage and pollution to cave animals, which leads to the change of flow and cycle of material and energy in cave, malformation of natural compounding and function of cave animals, destruction of harmonious state between cave animals and their environment, obvious ch ange of cave animal ' s diversity, and they are momentous loss to both human being and cave animals

    人類直接和間接地對洞穴內外環境進行破壞、污染，致使洞穴的物能循環面貌和性質發生改變，各類型動物的自然組合和功能產生畸形，打破了動物與環境的自然協調關系，動物多樣性發生明顯變化，這對動物和人類環境都造成了重大損失。
  13. Analyses on the length of contact lines and the contact area of a double enveloping wormgearing with planar generating surface

    平面二次包絡環面蝸桿傳動接觸狀況分析
  14. On the condition of “ many - head ” and “ small drive ratio ” ， the plane double enveloping hourglass worm can not settle the problem of undercutting and sharpening simultaneously. it has devoted to a new type hourglass worm _ sphere double enveloping hourglass worm. the coordinate system is established according to the frock. the meshing equation and the tooth equation of worm and gear have been developed and the distribution of contact line on gear tooth is analyzed. to evaluate the meshing quality ， four meshing quality indexes and five original parameters are put forward. through mass programming computing ， the relations between meshing quality and original parameters are derived and depicted by graphs

    考慮到平面二次包絡環面蝸桿傳動在多頭小傳動比條件下根切與齒頂變尖的矛盾很難同時解決且嚙合性能較差，介紹了一種新型環面蝸桿傳動? ?球面二次包絡環面蝸桿傳動.在研究過程中，根據工裝建立了坐標系，根據一二包過程的運動關系推得了嚙合方程和蝸桿與蝸輪的齒面方程，分析了蝸輪齒面上的接觸線分佈.為了評價嚙合性能，提出了4項性能指標和5項原始參數，通過大量編程計算得到了嚙合性能指標與原始參數之間的關系，並以圖表直觀的表示
  15. Abstract : this paper provides the functional equation of general rooted maps with the number of inner faces, the rooted face valency and the number of non - rooted vertices as parameters on the torus, and gives an explicit expression of the enumerating function of these maps with the number of inner faces and of non - rooted vertices, then the number of these maps with the size as a parameter whose asymptotic result had been obtained in [ 2 ] is obtained as a corollary

    文摘:這篇文章給出了環面上以內面個數，根面次和非根節點個數為參數的一般有根地圖的計數方程，導出了以內面個數和非根節點個數為參數的這類地圖的計數方程的精確解.作為推論，推出了以邊數為參數的這類地圖的個數，其近似解在文獻[ 2 ]中已討論
  16. Hindley worm reduction units

    直廓環面蝸桿減速器
  17. With the increasingly extensive application of the planar enveloping hourglass worm gearing, it becomes more important to rapid detection and high precision of the manufacture error. the surface of the planar enveloping worm gearing is complicate, and current domestic and international examination concerning its form generally is recur to the general three dimension measure apparatus or the special measure apparatus according to " the type of assemble " principle designed

    由於平麵包絡環面蝸桿齒面比較復雜，其齒形、齒距、齒厚各不相等，因而關於它的製造誤差檢測也比較復雜。目前國內外關于其形面的檢測一般是藉助于通用三坐標測量機或按「裝配式」檢測原理（即測量狀態與加工狀態一致的原理）設計專用量儀進行的，一直沒有十分成熟的專門產品問世。
  18. Topologically, then, a sphere and a torus are distinct entities

    所以就拓撲學而言，球和環面是不同的東西。
  19. Firstly, some basic properties of the limit shadowing are given ; secondly, we give the characterization of both lin - ear automorphisms and linear flows on r ~ ( n ) with the limit shadowing property ; thirdly, as applications we prove that the hyperbolic endomorphisms on t ~ ( n ) have the limit shadowing properties, smale " horseshoes " have the same prop - erties on their invariant sets

    首先，給出了極限跟蹤性的一些基本性質；其次，得到了n維歐氏空間上線性自同構及線性流具有極限跟蹤性的特徵；最後，作為應用證明了雙曲環面自同態以及smale 「馬蹄」在其不變集上具有極限跟蹤性。
  20. Li sheng and roberts studied 2 - role assignments on triangulated graphs. they puts the open questions : whether a given graph is k - role assignable for the case k 3 ? we study g _ n ~ ( d, s ) graph and the grid graph and the honeycomb rectanglar torus and honeycomb rhombic torus accordingly

    本文對格圖和環面蜂巢圖以及g _ n ~ （ d ， s ）圖作了相應的研究，其中用到了一種坐標化圖的方法。
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