与"direct positive film"相近的词条

...

• direct plaque technic
• direct platelet count
• direct plot
• direct porcelain matrix
• direct portal phlebography
• direct positive film
• direct-positive photographic recorder
• direct positive reaction
• direct potentiometric method
• direct preparation
• direct presentation
• direct prismotherapy
• direct projection
• direct prompt reaction
• direct. prop.
• direct proportion

...