平面快门 meaning in English
plane shutter
Examples
- There are two basic types of shutters used in photographic cameras-between-the-lens and focal plane .
摄影照相机内使用的快门有两种基本类型：透镜间快门和集平面快门。 - Focal - plane shutters ; technical terms , exposure times , synchro contacts , measuring devices
焦点平面快门.技术术语曝光时间测量装置同步触