直角等腰三角形
right angled isosceles triangle
等角三角形命题
equiangular triangleproposition
等腰三角形坝体结构
isosceles triangular dike
等腰三角形凸起
isosceles triangular hill
基于等腰三角形分割
triangle-based segmentation
等腰直角三角形波导
isosceles-right triangular waveguide
等腰直角三角形网
right-triangle irregular network
三等三角测量
third order triangulation
tertiary triangulation
三等三角点
third order triangulation station