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卵形

luǎn xínɡ
  • oval;egg shape;oviform
卵形卵形
卵形 [luǎn xíng]
  • [ovate;oval-shaped] 具有鸡蛋形的纵切面,基部一端较宽

  1. n次回旋线在卵形平面线形设计中的应用

    Application of n-th Clothoid to Design Oval Horizontal Alignment

  2. 定理设C和C ̄*都是以A、B为端点的卵形弧,它们的长度相等;

    Theorem Let C and C be two oval arcs with the same length and the same end points A , B ;

  3. 关于n型卵形线

    On ovals of n - type

  4. 卵形弹丸撞击下FRP层合板的侵彻和穿透

    Penetration and perforation of FRP laminates under normal impact by ogival-nosed projectiles

  5. 卵形线的Steiner曲率重心问题的推广

    On The Spread of the Centre Problem of Steiner Curvature as to Oval

  6. Cassini卵形谱包含域的改进及应用

    Improvements and Applications of Spectral Inclusion Regions Composed of Cassini 's Ovals

  7. 本文主要将卵形线的Steiner曲率重心问题推广到分段光滑凸闭曲线上去,并证明了一个定理。

    This paper mainly spreads the centre problem of Steiner curvature as to oval to smooth convex closer curve in sections , and proves a theorem .

  8. 介绍了卡西尼卵形线的形成,提出了一种卡西尼贴片和集总元件的新型吸波结构,采用基于有限积分技术(FIT)的CST微波工作室进行了仿真计算,给出了一些结果。

    A novel absorption structure of cassini section patches and lumped elements is proposed , simulating and calculation are finished with CST microwave studio based on Finite integral technique ( FIT ), and some results are given in this paper .

  9. 本文给出了改进的Cassini卵形谱包含域,讨论了相应的隔离定理及边界问题,所得结果推广了文[1-4]的相应定理。

    In this paper , we give an improved spectral inclusion region theorem of Cassini 's ovals , and discuss the corresponding isolation theorem and boundary prob-lems . There results improve and generalize the corresponding theorems in [ 1-4 ] .

  10. 用梁-颗粒模型BPM2D对卵形头和平头动能弹贯穿混凝土平靶的过程进行数值模拟,给出贯穿过程中混凝土内部速度场的变化情况及混凝土的破坏区域。

    The perforation into a plain concrete panel with ogival and flat nose perforators is numerically simulated with the BPM 2D ( beam-particle model in two dimensions ) . The varieties of velocity field in concrete and failure zone surrounding the hole are described .

  11. 卵形(蛋拱状)断面隧道拱圈支承力衰减规律的理论分析

    Theoretical Analysis of Decay in Supporting Forces of Oval Tunnel Arches

  12. 导线法布设卵形曲线的计算方法

    Computing method for setting the multiple-curve with " traverse method "

  13. 卵形、逆施新工艺在天津市东海路泵站的应用

    Application of New Construction Method for Donghai Pumping Station in Tianjin

  14. 萌发枝和长枝叶宽,呈卵形,掌状。

    Germination branches and long branches wide , oval , palmate .

  15. 卵形,椭圆形卵形或椭圆形的形状或图形卵形壳,蛋形表壳

    An egg-shaped or elliptical form or figure . oval shape case

  16. 卵形污泥消化池搅拌机及其试验装置的设计

    Design of agitator and its experimental device for oval sludge digester

  17. 佛罗里达俺西印度群岛的卵形的桔黄色的粉状甜的水果。

    Ovoid orange-yellow mealy sweet fruit of Florida and West Indies .

  18. 公路卵形曲线测量的坐标检验

    The Coordinate Inspection of the Egg Curve in Highway Survey

  19. 一种陆生兰花,叶阔卵形,花绿色、极不规则,具长苞片。

    Orchid with broad ovate leaves and long-bracted green very irregular flowers .

  20. 公路卵形曲线中线及边线坐标的计算

    Calculation of Coordination on the Midline and Sideline of Oviform Curve Road

  21. 卵形头部刚性弹侵彻厚靶的半解析模型

    A semi-theoretical model of ogival nose rigid projectiles penetrating into thick targets

  22. 新型三曲线机构与卡西尼卵形线

    The New Type of the Three Curves Mechanism and Cassini 's Oval

  23. 底硒头足类动物,身体软而呈卵形,有八只长触须。

    Bottom-living cephalopod having a soft oval body with eight long tentacles .

  24. 实验性牛卵形巴贝西虫病的研究

    A study of Experimental Babesiosis ( B.ovata ) in Bovine

  25. 球形或卵形南瓜,有灰色和绿色斑纹的带疣瓜皮。

    Globose or ovoid squash with striped gray and green warty rind .

  26. 美洲一种胡桃树的卵形的油质的坚果。

    Oily egg-shaped nut of an American tree of the walnut family .

  27. 美国南部的光滑的褐色的卵形的坚果。

    Smooth brown oval nut of south central United States .

  28. 判定二正规卵形线重合所需的最少交点

    The Least Common Points for Judging Two Regular Ovals Coincide

  29. 卵形鲳鯵人工育苗技术的研究

    Study on Techniques of artificial breeding of the Trachinotus ovatus

  30. 卵形钢弹对铝合金靶板侵彻问题的数值模拟

    Numerical Simulations of the Penetration of Aluminum Targets by Ogive-Nosed Steel Projectiles