cylindrical concave mirror 柱面凹镜 ; 柱形凹镜
concave mirror focus 凹面镜聚焦
plano-concave mirror 平凹双面反光镜
concave mirror reflector 凹面反光镜
the shape of concave mirror 凹面镜形状
·2,447,543篇论文数据，部分数据来源于NoteExpress
His figure looks very funny in the concave mirror.
他的样子在凹镜里显得非常可笑。
The diameter of a sphere is four times the focal length of a concave mirror cut from it.
凹面镜如果是从圆球上切下来的，圆球的直径会是凹面镜焦距的四倍。
Collectively, the faces of all the tiny airborne ice crystals act as a giant concave mirror.
总的来说，所有微小的空中冰晶的面孔扮作一块巨大的凹镜。
应用推荐