单词	先天性白血病
释义	先天性白血病congenital leukemia
随便看	photographic datum photographic daylight photographic densitometer photographic density photographic--density photographic density pattern photographic desensitizer photographic detection photographic developer photographic document copying machine photographic dosimeter photographic effect photographic element photographic emuision 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}