双语例句
In order to reduce the obscuration, conical baffle of secondary mirror is ameliorated into a shutter one.
为了减小初始中心遮光比，将次镜锥状遮光罩改进为百叶窗式结构；
词典释义：
secondary mirror
时间: 2026-05-10 11:17:48
副镜
词典释义：
副镜
In order to reduce the obscuration, conical baffle of secondary mirror is ameliorated into a shutter one.
为了减小初始中心遮光比，将次镜锥状遮光罩改进为百叶窗式结构；