射线穿透物体在胶片上成像时会产生()
A.影像重叠
B.影像放大
C.影像畸变
D.以上都是
参考答案:D
Our society insists on regular habits, timekeeping and punctuality, and whether we like it or not, ______ we mean to make our way in society, we have to comply ( to act in accordance with a demand, rule, etc.) its demands.
A.whether
B.after
C.if
D.until
医疗事故分为四级是根据()
A.医疗事故的责任
B.患者病情严重程度
C.患者患病的病种情况
D.医疗事故的定性
E.对患者人身造成的损害程度