A.30%
B.40%
C.50%
D.60%
E.70%

A.1～2個(gè)巨噬細(xì)胞及環(huán)繞在周圍的多個(gè)幼稚紅細(xì)胞組成
B.1～2個(gè)巨噬細(xì)胞及環(huán)繞在周圍的多個(gè)幼稚紅細(xì)胞，幼稚粒細(xì)胞組成
C.1～2個(gè)巨噬細(xì)胞及環(huán)繞在周圍的多個(gè)幼稚紅細(xì)胞，幼稚巨核細(xì)胞組成
D.成團(tuán)的幼稚紅細(xì)胞組成
E.成團(tuán)的幼稚紅細(xì)胞、幼稚粒細(xì)胞和幼稚巨核細(xì)胞組成