零半徑 的英文怎麼說
中文拼音 [língbànjìng]
零半徑
英文
no-radius-
This article takes the lagrange equation as the principle, establishes mathematics modeling to the inertia brake vibration when it brakes, then simulates it with matlab. this paper educed the relation equations between, which are the inertia brake ' s friction coefficient of the brake ring and the friction disk, the mean radius, the braking force, rotation inertia of the driving top and the spline shaft, spiral climbing angle of the brake ' s concave - convex helicoid, the mean effort radius of the concave - convex helicoid, elasticity coefficient of the spring, quality of the driving top and the spline shaft, rotations inertia of the brake ' s rotation part besides the driving top and the spline shaft, suppresses sleeve. provides the theory basis for the inertia brake structure optimization
本文以拉格朗日方程為理論基礎，對慣性制動器在制動時的振動進行數學建模，然後用matlab對其進行模擬，得出了慣性制動器在制動時振動角頻率分別與制動環和摩擦片之間的摩擦系數、制動力的平均半徑、主動頂和花鍵軸的轉動慣量、慣性制動器的凹凸螺旋面的螺旋升角、凹凸螺旋面平均作用力的半徑、彈簧的彈性系數、主動頂和花鍵軸的質量、慣性制動器除主動頂和花鍵軸外其他部分的轉動慣量和、頂壓套的質量等慣性制動器各零部件的物理參數之間的關系，為慣性制動器的結構優化提供了理論依據。In the system, the collimation semiconductor laser - scanned beam scanning two perpendiculars direct of one plane of the measured workpiece at the same time is made. the beams with the dimension information of two perpendiculars direct are processed by the scanning receive system, the high - speed photoelectric transition and electronic data process. two measured results of the diametric directs and ellipse tolerance, etc, parameter, of the turning workpiece on the same plane are obtained by non - contact automatic measurement
在單向激光掃描檢測技術的基礎之上，提出了一種雙向激光掃描檢測系統，其採用激光掃描檢測技術與特殊光學系統相結合，用準直半導體激光掃描光束對被測工件徑向某一截面的兩個相互垂直方向同時掃描，經掃描接收光學系統、高速光電變換、電子學系統和微機數據處理系統，對將攜帶有垂直方向被測量信息的光束進行處理，實現了回轉體工件同一截面兩個垂直方向的徑向尺寸和橢圓度等參數的非接觸自動測量，解決了同時非接觸測量回轉體零件同一截面兩個徑向尺寸的難題，它具有高速，高精度和非接觸自動測量等特點。Stretch - bending former is used to manufacture curved pieces with large size and high shaped precision. generally, these pieces are relatively large winding radius extrusion or sheet bending profiled bars. especially, stretch - bending former is the needed equipment to produce rims, ribs, edges and strips of airplanes
拉彎機是生產加工飛機上的框肋緣條等型材零件的必須設備，常用於製造尺寸大、外形準確度要求較高、相對彎曲半徑大的擠壓和板彎型材彎曲件。A drop zero radius would require an infinite supersaturation to maintain it.
要使一個半徑為零的液滴保持下去將需要無限大的過飽和度。The window function of circular hard - edge apertures is simulated and optimized by the laguerre - gauss truncated series, and applied to study the diffraction of gaussian beams and 0 - order bessel - gaussian beams by the hard - edge aperture
摘要用拉蓋爾高斯截斷級數模擬了任意半徑的圓孔硬邊光闌窗口函數，並應用於研究高斯光束和零階貝塞爾高斯光束通過硬邊光闌的衍射。Radii of spherical surface of optical elements series of numerical values
光學零件球面半徑數值系列Through the study and analysis conclude as follows : in human dna sequences, if the distinction of the number of the four bases is very small, they can distribute in a sphere whose radius equal to 1 / 4 ; if the distinction of them is comparative large, they can distribute between the sphere and the frustum - octahedron ; if one is 0 in them, they can distribute between the frustum - octahedron and regular - octahedron ; if the distinction of them is especial large, they may distribute in the outer of the regular - octahedron
通過研究和分析得到結論為：在人類dna序列中，如果四個堿基的數目相差很小時，它們可能分佈在半徑為1 / 4的球內；如果相差比較大時，它們可能分佈在這個球和截角八面體之間；如果在四個堿基數目中有一個為零時，那麼它們有可能分佈在截角八面體和正八面體之間；如果相差的特別大，甚至有可能落在那個正八面體的外部。The surface of conventional engineering part is composed of simple analytical surfaces and four - boundary ruled surface primarily. therefore a point cloud segmentation method based on those feature surfaces is proposed. several algorithms to identify the simple analytical surface feature are investigated and discussed
常規工程零件的外表面中包含了大量的特徵曲面，如簡單解析曲面和四邊直紋面，因此，本文提出基於特徵曲面的的點雲分割方法，研究幾種識別簡單解析曲面的演算法；研究由點雲擬合b spline和b zier曲線的理論基礎，總結曲面擬合的幾種方法，提出一種反求定半徑滾球圓角的方法。One of open problems is to study harmonic maps between finsler manifolds and derive the first and second variation formula for harmonic maps between finsler manifolds. firstly, we define harmonic map between finsler manifold. in fact, it is the harmonic map from projective sphere bundle of source manifold to the projective sphere bundle of target manifold
運算元的第一非零特徵值凡全mk .特別地，當『 ，二二k時， m的直徑為六?當m是黎曼流形時，由moer 「定理的推論直接可知m與半徑為去的球等距When the radius of the interior conductor equals zero, the circular coaxial cable becomes a circular waveguide, and its eigenequation was derived as well
在內導體半徑等於零的情形下，同軸線即變成具有徑向導體板的圓波導，得到圓波導的特徵方程。Die throat radial stress was analyzed during every phase of drawing when the round draw bead be used, the formula of even stress intension in every region are deduced, this work establish the theory base of software programming about drawing the curved surface part
摘要以半圓筋為例，分析得到了使用拉深筋拉深曲面零件時，拉深各階段凹模入口的徑向應力公式，並且對拉深各位置段的平均應力強度進行了求解，為開發曲面零件拉深應用軟體奠定了理論基礎。When the instructions of compensation for the tool radius are put to use flexibly, it can simplify nc program and assure the quality of the part that is made on the nc milling machine
摘要介紹在數控銑床上靈活使用刀具半徑補償指令，可使數控編程簡單化，保證被加工零件的質量。The result shows that the halo intensity factor becomes zero after it is controlled, other statistical physical quantities, such as r ( subscript ms ) and p ^ 2 and related average emittances are obviously reduced
結果表明，加控制后束暈強度因子變為零，束均方根半徑、束橫向動量平方和的平均值和束橫向平均發射度比控制前都明顯減小。The research results include the follows : present some rules for selecting measuring method according to the characteristics of product, study some problems in data preprocessing such as noise removing, probe radius compensation, edge data extracting, sun - regions merging, and local data mending or re - sampling etc. to ensure the part cad models being built and assembled accurately at dimension and shape in re modeling application, three kinds of model modifying techniques are presented such as model - based modifying, drawing - based modifying and physical model - based modifying
這些問題包括：根據產品表面形狀及建模方法，提出了一些選擇測量方法的原則；研究了消除測量數據噪聲信號、 cmm測頭半徑補償、測量數據邊界處理、測量數據塊拼合、數據補缺與補測等測量數據預處理問題。為了解決復雜外形產品re建模經常遇到的零件cad模型配合問題與尺寸精度、形狀精度問題，作者研究了基於cad模型的修正、基於零件圖樣的修正、基於物理模型的修正等三種模型修正技術。分享友人