弧面型 的英文怎麼說

中文拼音 [húmiànxíng]
弧面型 英文
cabochon
  • 弧 : 名詞1. [數學] （圓周的任意一段） arc2. （古代指弓） bow
  • 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. Its bright even colour and texture lend themselves well to beads, cabochons, and carvings

    它是極適合於切割成圓珠半圓弧面型或雕刻。
  2. Translucent rose quartz is much more readily available, being used for beads, cabochons, carvings, and architectural purposes

    ，大多數是被切割成圓珠半圓弧面型或雕刻和建築之用。
  3. These crystals have many inclusions, but they are, nevertheless, eminently suited to being cut as beads or cabochons

    雖然如此，其原石卻很適合切割成半圓弧面型或在印度很受歡迎的圓珠。
  4. Since jade is, as a rule, not transparent, but has a fine lustre, the cabochon is the form best suited to it

    不是透明的寶石，但卻具有極佳的光澤，所以極適合被切磨成光滑的半圓弧面型
  5. Cabochon cut stones of this variety show the chatoyancy small ray of light on the surface that resembles the feline eye of a tiger

    ，其金黃色是由棕色的鐵元素所產生的。虎眼石通常是被切磨成光滑的半圓弧面型cabochon
  6. Emeralds are also cut in many other, mainly classical shapes, but if the raw material contains a large number of inclusions, it may often be cut into a gently rounded cabochon, or into one of the emerald beads which are so popular in india

    祖母綠也可切割成不同的型，主要是傳統的造型，而瑕疵較多的寶石往往是被切割成半圓弧面型
  7. Fluid noise mainly comes from out put pulsation of rate of flow, the main reason of out put pulsation of rate of flow is the instant high pressure return flow that obturation cubage produced when the big round curve pressure transition. the v trough on the port plate can reduce the fluid noise. in this paper, the author based on the acting of dam a river and condensability of liquid and used matlab language as tool to calculate the v trough on the original port plate and drew out the p - t diagrammatic curve and analyzed its shortcoming and improved the design of original v trough and got that the best size of its angle was 12. 3 and its length was 5mm and the cross section was an equilateral triangle

    流體噪聲主要來源於輸出流量脈動，造成輸出流量脈動的主要原因是閉死容積在大圓弧段壓力切換時產生的瞬時高壓迴流，在配流盤上開設v型尖槽可降低因高壓迴流而引起的流體噪聲，本文以截流作用和液體的可壓縮性為理論依據，以matlab語言為工具，對原配流盤上的v型尖槽進行了理論計算，繪制出p - t圖線，分析了它的不足，並對原有v型尖槽進行了優化設計，得出了v型尖槽的最佳幾何尺寸：配流盤平面上的v型尖槽的兩邊的夾角為12 . 3 ，槽長5mm ，槽的橫截面為等邊三角形。
  8. Based on the geometry characteristics of bertrand surfaces, the complicated surface conjugation issue can be discussed with their directrix line. according to the different generatrix line which can be divided into common plane curve, circular - arc curve and straight line, bertrand conjugation surfaces are parted into three typical types, and the basic equation and differential formula are established, then the conjugation conditions are found. aiming at the inclusive problem, the structure condition is given

    論文將白川德共軛按母線為一般平面曲線、圓弧、直線分為三種典型類型，分別建立了共軛的基本方程與微分關系式，據此給出了各種類型的共軛基本條件，發現這是一類更強更嚴的條件，存在有相容問題，進而研究了白川德共軛的結構條件，至此確立了白川德共軛的基本框架。
  9. The paper also does some deep research on the mesh characteristic of the mechanism, analyses the cause o f the cam profile error and index error during working, using object - oriented method, vc + + and pro / toolkit, performs second development to pro / engineer, completes entity proplasm of the cam mechanism using only few parameters, the press angle calculate module, error analysis module and curvature calculate module are built on the basis of it

    然後通過對弧面分度凸輪加工中產生廓面誤差及工作時產生分度誤差原因的分析，建立了計算加工和分度誤差的數學模型。應用vc + +和pro toolkit對pro engineer進行二次開發，建立了弧面分度凸輪機構的參數化設計和三維造型及壓力角、誘導主曲率等運動特性和誤差分析軟體系統。
  10. The 3d model of indexing cam with visual lisp

    實現弧面分度凸輪的三維實體造型
  11. A two - dimensional plain strain finite element model of infinite plate is developed to investigate the ultrasonic wave propagation and scattering on three kinds of cracks : parallel to the surface, 450 oblique angle to the surface, and quarter - circle

    摘要建立了無限長板的具有吸收邊界的二維平面應變有限元模型，在研究了脈沖超聲波在無限長板中傳播的基礎上，對板中平行於表面的裂紋、與表面成45的斜裂紋和四分之一圓周弧形裂紋三種情況的脈沖超聲波散射進行了重點研究。
  12. It symbolizes a great deal of personal power and integrity. this amazing gem aids in manifesting ideas and making visualizations become reality

    鷹睛石是灰藍色或暗灰藍色的木變石琢磨成弧面型寶石后，所具有的貓眼效應類似「鷹眼」而得名。
  13. Abstract : the stability of the wall - climbing robot which climbs on are surface was analyzed in this paper by using theories about integral equation. a new kind of sealing structure was designed and its ability of solving the problem of gas leakage when robot climbs on are surface ， was proved by our experiment

    文摘:本文利用積分方程的有關理論對爬壁機器人在弧面上爬行時的穩定性進行了分析求解.提出了一種新型的釷對弧面上爬行的爬壁機器人的密封結構.經過實驗驗證了此結構能夠解決爬壁機器人在弧面上爬行時氣體匯漏量大的問題
  14. In aspect of theoretical stud y, the model of high - pressure welding arcs is established, and the governing equation of high - pressure welding arcs and computing equation of voltage drop of arcs are given

    在焊接電弧理論研究方面，建立了高壓焊接電弧模型並提出了高壓下焊接電弧的控制方程以及電弧電壓的計算方程。
  15. It connects the past with the present and helps one to recognize past life connections with others. it promotes wealth and good fortune

    虎眼石是棕黃、黃褐色木變石琢磨成弧面型寶石后，所具有的貓眼效應而得名。
  16. As far as model is concerned, the forth generation software should be characterized with spatial entity - oriented. the paper established the geographic spatial model based on the thinking of object - oriented ; studied the structure of the model " s elementary unit - - geographic entity ; brought forward the concept of geometric data type which characterize entity ' s spatial feature in the structure ; defined five kinds of geometric data types such as point, arc, area, composite arc, composite area ; and formalized their collective operation using hypergraph. at the end of this paper writer studied preliminarily the method of entity query and analysis based on the model

    本論文從面向對象的基本思想出發，建立了面向對象的地理空間模型；研究了地理空間模型中的基本單位? ?地理實體的結構，針對實體結構中用來表徵實體空間特性的組成部分? ?幾何對象，提出了其取值范圍，即幾何數據類型的概念；對點、弧、面、復合弧和組合面五種幾何數據類型進行了定義；並使用超圖工具對幾何數據類型的集合操作進行了形式化描述；對基於面向對象的地理空間模型的實體查詢和分析方法也做了初步研究。
  17. Taking practical situation of this project and much engineering experience into account, the scheme with axle golden section elliptical arc surface is proposed through comparing nine optimization schemes with model test

    結合工程實際和以往經驗，比較了9種進水口曲線型式的試驗結果，確定了長短軸黃金分割比的橢圓弧面的方案。
  18. Nc machining of three arc - typed sections

    三弧段型面聯接的數控加工
  19. In a word, the paper provides an visible software operation platform for the analysis and design of globoidal indexing cam, builds primary model of the mechanism dynamics system, then provides references for the mechanism ' s deep research

    最後對弧面分度凸輪機構動力學系統的主要特徵進行了分析，並建立考慮構件慣性，嚙合剛度及參數激勵的條件下的弧面分度凸輪機構的振動分析模型。
  20. There are said to have been gemstone lovers who fell in love with these sapphire rarities for all time

    。此外，另一個極稀有的藍寶石品種是星光藍寶石。這些星光藍寶石是被切磨成光滑的半圓弧面型
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