单词	丝棘虎_
释义	同鱼虎--石狗公--细鳍虎_
随便看	photographic emulsion photographic emulsion speed photographic enlarger photographic extension photographic field photographic field lens photographic film photographic--film photographic film badge photographic film--badge photographic film {cellulose acetate base or nitrocellulose base} photographic film detecctors photographic film detector photographic finder photographic fixing photographic flash lamp photographic flash powder photographic fog photographic grain photographic graininess photographic hill shading photographic image photographic inertia value photographic infrared photographic instruments and techniques