快门基板，其可转动地支撑所述第一快门叶片和所述第二快门叶片；
The first and second shutter blades, the partition plate, and the cover plate have conductivity.
中心式快门机构包括高速电机、一周离合器、传动轮系、两片叶片等主要部件。
The central type shutter mechanism comprises main parts including a high-speed motor, a one-circle clutch, a driving wheel system, two blades and the like.
中心式快门机构包括高速电机、一周离合器、传动轮系、两片叶片等主要部件。
The central type shutter mechanism comprises main parts including a high-speed motor, a one-circle clutch, a driving wheel system, two blades and the like.
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