过碘酸雪夫染色阳性沉积的英文

periodic acid-schiff-positive deposits

• 过:    cross; pass
• 碘酸:    iodic acid
• 雪:    snow
• 夫:    that; this; those; ...
• 染色:    dye; dyeing; colou ...
• 阳性:    positive
• 沉积:    deposit; sedimenta ...