間面線 的英文怎麼說
中文拼音 [jiānmiànxiàn]
間面線
英文
t/s to stitches-
In the first chapter the author looks back the antilogy origin and evolution of the theory of human capital, and systematically introduce the theory of human capital so far with the time clue
第一章回顧了人力資本理論的思想淵源與發展,以時間為線索對迄今為止人力資本方面的思想和理論進行了系統的介紹。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。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。By the help of geometric significance of plane or space curve and space surface, and by use of the symmetry of curve and surface to coordinate axis and coordinate surface, how to use the symmetry to calculate the surface integral and curve integral is discussed for the odd ( even ) functions that are defined on the curve or surface with symmetry
摘要藉助于(平面)空間曲線及空間曲面的直觀幾何意義,利用曲線、曲面關于坐標軸及坐標面的對稱性,探討了對于定義在具有對稱性的曲線、曲面上的奇(偶)函數,如何利用對稱性計算曲線積分及曲面積分。The curves of the consolidation settlement in soft clay base of flood land are gained, which compare the effect of sand drain. the settlement - time curves in different period are also gained, which increase the height of embankment to 8m, based on the test data of hang - yong highway. furthermore, the consolidation settlement characters of these entity engineering are analyzed, and, the variation rules of the rate of grade and degree of the curves in different period in the whole section, the maximal settlement and the liner regression relations between the rate of grade and degree are calculated
本文利用大變形固結有限元分析程序( lscfea )中的小變形平面固結分析單元( sse2 ) ,結合實體工程項目進行了地基固結沉降的有限元計算,分別得出河灘相軟土地基在考慮砂井和未考慮砂井作用下的固結沉降曲線及杭甬高速公路試驗段在高堆載情況下的固結沉降曲線;並對以上曲線特徵進行了分析,得出各時間段曲線斜率、角度在整個斷面的變化規律,以及沉降最大值與斜率、角度變化之間的線性回歸關系。Combined frame modeling method and surface modeling method build up the topological relations of spacial point, line and surface on condition that the points on the surface of measured object is considered as known points after compared with other several modeling method
在比較了已有的幾種三維建模方法后,結合線框建模和表面建模的方法,將近景攝影測量所測物體表面點作為已知點,構建空間點、線、面的拓撲關系。Based on the study of the fore going ' s, this thesis regards time - cell, time - center and time - distance as the basic elements of urban time structure. secondly, carry out three constructing principles - - " spatial scale " maps " time distance ", maintain basic spatial structures, extrude main time structures. thirdly, summarize four expressing forms of urban time structure of which isotime curve, isotime circle, time contour and time network
理論探討部分基於前人的研究成果初步確定時間單元/時間細胞、時間中心/時間基點和時間距離為城市時間結構的基本組成要素;提出時間結構構築的三原則: 「空間尺度」映射「時間距離」 、維持空間關系之基本格局、突出表達主幹時間關系;時間結構的表達則從時間結構的形態方面總結出等時線、等時圈、時間廓線圖和網路圖等表達形式;最後提出城市時間譜概念來評價城市時間結構的優劣。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。In this paper, we survey the development of polynomial approximation of rational curves ( surfaces ) and state the knowledge of interval curves ( surfaces ) in the first chapter
本論文中,第一章首先介紹了有理曲線曲面的多項式逼近研究工作的發展情況和區間曲線曲面一些相關知識。5. based on the physical model, summarized the general mode of river development in excavated segment with its up and lower influence reach after dredging, it means that gradually deposit in dredging segment while wash out in up reach, and the change intensities are weakening as the time goes on
概括總結出了河段疏浚挖槽后,疏浚挖槽河段及其上下影響河段的河床演變及水面線變化的模式,即挖槽段逐漸回淤,挖槽上游段逐漸沖刷,並且其回淤及沖刷的強度隨時間的推移由大變小。The 11th pacific conference on computergraphics and applications, 2003, pp. 90 - 101. 24 hartmann e. parametric g n blending of curves and surfaces
給定空間曲線和正值函數,由它們定義的所謂管道曲面是由一族中心在曲線上以為半徑的球體生成的包絡。At first we should construct a suitable green ' s function, which is an essential solution to displacement field for an elastic half space with an arbitrary - shape - canyon impacted by antiplane harmonic line source loading at horizontal surface
首先構造了一個適合解答本文問題的green函數,該函數為含有任意形凹陷的彈性半空間在其水平面上任意一點承受時間諧和的反平面線源荷載作用時位移場的解答。First thing is to use a suitable green " function, which is a essential solution of displacement field for the elastic half space with a half circular lining, which impacted by out - plane harmonic line source loading at horizontal surface
求解該問題的過程中,首先利用一個適合本問題的green函數,該函數為具有半圓環形襯砌的彈性半空間在其水平表面上任意一點承受時間諧和的出平面線源荷載作用時位移場的解答。Top - stitching with double needle
雙針間面線Taking stray light in " shenguang iii " as the study subject and basing on the basic principle of geometrical optics, applying the technological path of paraxial ray and real ray tracing, a new analytic way and data structure, which suits for the specific requirement in analysis and process of ghost images, is presented
本課題就是以「神光- 」激光裝置中的雜散光為研究對象,針對高功率多程放大系統在鬼像分析與處理方面特殊要求,從光線光學的基本原理出發,應用近軸光線與空間光線追跡技術路線,提出一種新型的分析方法和數據結構。We consider all kinds of plane line representations of a plane line, and a simple and practical line coordinate system is suggested. we also present a new 3 - d line representation model. the new representation model is based on the geometry theory : the intersection of two arbitrary planes in the 3 - d space is a line in a plane
本文提出了直線坐標的概念,通過分析各種平面直線的表示方法,提出了一套簡單而實用的直線坐標表示方法,提出了一種新的空間三維直線表示法,這種表示空間三維直線方法是根據空間相交兩平面一般交於一條空間直線的思路而提出的。These parameters influence the maximum ( peak ) concentration, the time at which the maximum concentration occurs ( peak time ), and the area under the concentration - time curve ( auc ) after a single oral dose
這些參數會影響單劑口服后的最大(峰)濃度,到達最大濃度的時間以及濃度-時間曲線下面積。Based on parameter - parameter surfaces intersection curve, the differential geometric properties of implicit - implicit ones are in detail in the paper. these properties include tangents, curvature vector and higher - order derivative vector in cases of transversal intersection and tangent intersection
本文在參?參曲面交線基礎上,詳細推導了隱?隱形式兩曲面空間交線的微分幾何性質,這些性質包括截交及切交下的切矢,曲率矢以及高階導矢等。This paper analyses the tangent equation of space curve and the derivation process of the curved tangent plane equation in the higher - mathematics teaching - materials, and shows another method to extract the tangent equation of space curve
摘要分析高等數學教材中空間曲線的切線方程和曲面的切平面方程的推導過程,給出求空間曲線的切線方程的另一種方法。At first this paper pointed out a technique of solution about cylinder ' s parameter equation, and also introduced a technique of solution on the parameter equation of sapce curve ' s projection on the flat surface, which made application more convenient
摘要首先給出了柱面參數方程的求法,從而也給出了空間曲線在平面上的投影曲線參數方程的求法,使應用更加方便。分享友人