feed-locking device (feed stop)
【物理】进给关闭,封闭器(进给停止器),胶片长度测量器
feed-locking device (feed stop) device for measuring the length of the film
暂无补充释义。
feed-locking device (feed stop) device for measuring the length of the film
暂无补充释义。
feed-locking device (feed stop)