词汇	projecting cylinder
释义	projecting cylinder 射影柱,投射筒
随便看	photographic flash powder photographic flight photographic flight calculator photographic flight line photographic flight planning photographic fog photographic formula photographic frame photographic frequency photographic gelatin photographic gelatine Photographic Grade Aluminum Sulfate Solution photographic grade glacial acetic acid photographic grain photographic graininess photographic granularity photographic greeting card photographic gun photographic high speed film photographic hill shading photographic icterometer photographic ictero-meter photographic image photographic image base photographic image contrast