focus-to-film-distance的意思|示意
focus-to-film-distance的网络常见释义
焦距 ... 焦点尺寸 focal spot size 焦距 focus-to-film-distance 灰雾度 fog density ...
focus-to-film-distance相关短语
1、 focus-to-film distance 焦距 ; 焦点 ; 焦一片距 ; 翻译
2、 focus to film distance 焦点至底片距离
3、 focus-to-film-distance ffd 焦距
focus-to-film-distance相关例句
Purpose To establish a screen film system sensitometric method of X ray scale exposure by changing the distance between focus and film.
目的建立以焦点胶片距离的改变，取得X线阶段曝光的屏片体系感光测定方法。