酸性磷酸酶(ACP)染色主要用于()
A.粒细胞性白血病
B.单核细胞性白血病
C.淋巴细胞性白血病
D.多毛细胞性白血病
E.红细胞白血病
参考答案:D
皮肤、黏膜处的浅表性坏死性缺损称为()
A.空洞
B.窦道
C.糜烂
D.溃疡
E.瘘管
In our own galaxy, the Milky Way, there are perhaps 200 billion stars, a small part of them probably have planets on which life is feasible.
A.a small fraction in which
B.a small fraction of which
C.a small fraction which
D.which a fraction of