同层动态扫描主要是研究病灶的增强特征,常常用于下列哪类病的鉴别()
A.肝炎和肝硬化
B.脂肪肝和血管瘤
C.肝炎和肝癌
D.脂肪肝和肝硬化
E.肝癌和血管瘤
参考答案:E
(1)______One of the players injured his knee and had to be sent to the hospital.
(2)____The injured were taken to hospital.
(3)_____He injured her feeling.
突出煤层采掘工作面必须编制防突专项设计。