plane curve 中文意思是什麼
plane curve
解釋
平曲線，平面曲線-
The trajectory of antisubmarine homing torpedo is a complex space curve, so there is big limitation in accounting its trajectory length by plane geometry
由於反潛自導魚雷的彈道是一條復雜的空間曲線，因而平面幾何解析法求解其彈道長度有較大的局限性。 -
A new method on seeking asymptote of plane curve
求平面曲線漸近線的一種新方法 -
The contents in this course include space right - angle coordinate system, vector ; hood face and its equation, curve and its equation, plane and its equation, beejine and its equation, conicoid
課件的教學內容包括空間直角坐標系、向量、曲面及其方程、空間曲線及其方程、平面及其方程、空間直線及其方程、二次曲面。 -
He then treated the evolute of a plane curve.
然後他討論了平面曲線的漸屈線。 -
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。 -
Application of non - symmetry easement curve in the plane survey of highway
非對稱緩和曲線在公路平面測量設計中的應用 -
The angular extent in a specified plane which contains all the radius vectors of the polar curve of luminous intensity having lengths greater than a specified fraction of the maximum
在某一平面上，一定角寬范圍內所包含的光強極軸曲線上的矢徑長度均大於其最大值的某一特定比例，這種情況定義為光束的發散。 -
The section plane display algorithm is studied in the thesis, and the interaction section and curve section display is achieved, which can provide the aids for observation and analysis of organs. also, it is very helpful for the dose distribution analysis
本文研究了顯示任意剖面的演算法原理，並實現了互動式的任意剖面顯示和曲線剖面顯示，這不僅能為器官的觀察、分析提供幫助，同時能為在組織器官受到射線照射后定量、定位地分析劑量分佈提供很好的手段。 -
In this paper, the finite - element numerical analysis calculation is applied to the foundation of high - rise and multi - floor building and the evolvement law of stress and displacement of tunnel used by urban traffic to explore the mutual influence between the wall rock of underground space and high - rise building foundation, taking account of the specific construction situation in the " sanmu garden " project in dadukou district in chongqing, from the perspective of underground space static - force structure stability analysis to open a underground tunnel with 6m in span and 7. 5m in height for track traffic 20m below the surface. this paper, taking considerations of three different states, i. e. the natural state without any artificial interference, the state of high - rise buildings on the surface, and the underground tunnel state with excavation for track traffic, and four plane lines and four vertical lines, analyzes and studies the distributing law of stress and displacement of calculation section from the following aspects : ( 1 ) the main stress vectorgraph, displacement distribution graph ( ux, uy ) and chromatogram graph of stress isoline ( 1, 2, xy ) of section under different states ; ( 2 ) the contrastive distribution curve of stress ( 1, 2, xy ) of different plane and vertical lines under the same state ; ( 3 ) the contrastive distribution curve of stress ( 1, 2, xy ) of the same plane and vertical lines under different states, wishing to provide references for underground space utilization and project designing and construction of the tunnel under high - rise buildings in the future
本文結合重慶市大渡口區「三木花園」開發建設項目，從地下空間靜力結構穩定性分析角度出發，針對在該項目中涉及的高層和多層建築物以及在其地下20米處開挖了一個用於軌道交通的跨度6米，高7 . 5米的地下隧道這一具體工程情況，採用2d - 3d -有限元結構分析程序對高層與多層建築物的地基基礎及其與城市軌道交通使用的地下隧道圍巖的應力與位移演變規律進行了有限元數值分析計算，探索了地下空間圍巖與高層或多層建築物地基基礎之間的相互影響，通過考慮未受到任何人為擾動影響的天然狀態、地表存在多層或高層建築物狀態和地下開挖用於軌道交通的地下隧道狀態等三種不同狀態以及4個水平剖線和4個垂直剖線等不同情況，從以下幾個方面具體分析研究了計算斷面的應力與位移分佈規律： （ 1 ）在各種不同狀態下計算斷面的主應力矢量圖、位移分布圖（ ux 、 uy ）以及應力等值線色譜圖（ _ 1 、 _ 2 、 _ （ xy ） ）等； （ 2 ）相同狀態下不同水平與垂直剖線的應力_ 1 、 _ 2和_ （ xy ）對比分佈曲線； （ 3 ）不同狀態下相同水平或垂直剖線的應力_ 1 、 _ 2和_ （ xy ）的對比分佈曲線等，為今後在對地下空間的開發利用以及在高層建築物地下開挖硐室時的工程設計和工程施工提供參考依據。 -
Light can be trusted to curve only in a vertical plane.
可確信光線僅在垂直面內作曲線傳播。 -
After studying a lot of documents of computer - graphics and computation of geometrical, based on nurbs, which is a pop expression to describe curve and surface, the author put forward a method ? ? to identify bad point by most excursion, to illustrate how to choose smooth base plane, which is not referred in most documents, and to introduce optimize method of operational research to combine surfaces, especially for surfaces combination with vertex, and improvement of combination effect
在解決多曲面有角點的拼接問題中引入了運籌學的優化方法，改善了多曲面拼接的效果，而且在ugii造型軟體的基礎上，用visualc + + 、 ug / openapi進行二次開發，加入了壞點剔除，曲線光順，曲面片之間的拼接等功能，很好的解決了反求工程中所遇到的問題。 -
Quick locating algorithm for turning points in discrete point set of plane curve
平面曲線離散點集拐點的快速查找演算法 -
A new method for obtaining points from plane curve interpolating by arc
一種新的平面曲線圓弧插補節點獲取方法 -
Plane curve of setting out top - class highway with the method of polar coodinate
極坐標法測設高等級公路的平曲線 -
This paper discusses the minimum plane curve radius of medium - and low - speed maglev lines based on the influence factors such as trawler ' s easiness and technical demands of trains, etc., and proposes the values of the minimum plane curve radii that can be taken for reference in determining the correlative route parameters on the medium - and low - speed maglev lines
摘要從乘客舒適度、磁浮列車自身技術要求等角度，對中低速磁浮交通線路規劃中的最小平曲線半徑進行探討並得到建議值，為中低速磁浮交通線路相關參數的制定提供參考。 -
Bench - type ultra - precision numerical control milling machine can solve the problem of high cost, long production cycle to machine the miniature, small batch, high precision work pieces with plane, curve face or other complex moulding surface in large precision machine with high automatization
而臺式超精密數控銑床能夠解決工業中平面類、曲面輪廓類以及其它復雜型面類的小型、小批量高精度零件在大型、自動化程度很高的超精密機床上加工的成本高，生產周期長等方面的問題。 -
Plane curve location
平面曲線測設 -
A plane curve formed by the locus of points equidistant from a fixed line and a fixed point not on the line
拋物線到一固定直線和不在直線上某一固定點等距的點的軌跡所形成的平面曲線 -
With the method of the coorinate transformation, the coordinate calculation equation of the arbitrary point of the top - class highway in the control coordinate system is deduced and the detailed point of the plane curve will set out accurately and quickly in the arbitrary control point by the means of pc - e500 computer program
摘要介紹通過坐標變換的方法導出高等級公路中平曲線上任意點在控制坐標系中的坐標計算公式，並配合pc - e500計算機計算程序，從而在任意控制點上採用極坐標法快捷、準確地放樣平曲線上的詳細點。 -
Draw up and application of a computer program for roads ' plane curve coordinates
道路平曲線坐標計算程序的編制與應用
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