慢性粒细胞性白血病()
A.骨髓细胞内可见Auer小体
B.中性粒细胞碱性磷酸酶积分增高
C.Ph′染色体阳性
D.糖原染色阳性
E.非特异性酯酶(+),阳性可被氟化钠抑制
参考答案:C
Many questions ________ at the meeting, but he answered none.[ ]
A. came up
B. raised
C. were talked
D. asked
绘图题:画出下图中所示两带电平板间的电力线。