立体及其交线

　 Solids and Their Intersections

几何体              geometrical solid

基本体              elementary unit

平面立体           polyhedral solid

立方体               cube

长方体               cuboid

棱柱                   prism

正三棱柱            regular triangular prism

正四棱柱            right square prism

正五棱柱            regular pentagonal prism

正六棱柱            regular hexagonal prism

棱锥                   pyramid

正三棱锥            regular triangular pyramid

正四棱锥            right square pyramid

正五棱锥            regular pentagonal pyramid

正六棱锥            regular hexagonal pyramid

斜棱锥                oblique pyramid

棱锥台                frustum of a pyramid

曲面立体             curved solid

圆柱体                 right cylinder

圆锥体                 cone

圆锥台                  frustum of a cone

球体                      sphere

圆环                      torus

截圆锥                  frustum of a cone

斜截正棱锥           truncated right prism

截平面                  intersecting plane

截交线                  intersection line

共有点                  common point 

棱线                     edge line

切线                      tangent

母线                      generator (generation) line

母线圆                   generating circle

同心圆                    concentric circle

素线圆                    element circle

辅助素线法             element mathod

辅助纬圆法             circle mathod

辅助圆                    auxiliary circle

辅助平面                 auxiliary plane

相交平面                 intersecting plane

相贯体                     intersecting body

相贯线                     intersection line

表面交线                 intersection of surfaces

顶点                         vertex

拐点                         inflexion

椭圆                         ellipse

长轴                         major axis

短轴                         minor axis

抛物线                      parabola

双曲线                      hyperbola