棱锥 meaning in English
pyramid
Examples
- You can also use cones , cylinders , and pyramids to make your charts stand out
也可使用锥形图、圆柱图和棱锥图来生成个人图表。 - The formulas of lateral area , surface area , and volume of pyramid can be given by vector method
立体几何中棱锥的侧面积、全面积、体积公式都可用向量方法给出。 - In this thesis , the properties of the free - space propagation and focus were studied when a beam propagates through an axicon
本论文主要是探讨激光光束经过轴棱锥转换后产生的无衍射光束的传输特性和聚焦特性。 - P - type silicon crystal plates have been adopted in the text , which are formed mask sio2 by heat - oxygenation . and figures are diverted by normal light etching technology
本文采用p型单晶硅片，由热氧化形成sio _ 2掩膜层，标准光刻工艺进行图形转移，用koh溶液湿法刻蚀制作倒四棱锥腐蚀坑列阵。 - Based on huygens - fresnel diffraction integral theory , the propagation properties of bessel beam were studied in this paper . by using the analyses of geometrical optics , hollow beam are found and the formula of the starting point 、 the end point and the bottle length can be got
论文中,我们基于惠更斯-菲涅耳衍射积分理论研究了由轴棱锥产生的贝塞尔光束的传输特性,并且通过几何光学解析无衍射光束的聚焦特性。