确诊急性HBV感染,最有意义的指标是()
A.HBsAg阳性
B.HBeAg阳性
C.抗-HBe阳转
D.抗-HBs阳转
E.HBVDNA阳性
参考答案:E
--Excuse me. Could you tell me to Xi’an Expo?
--Take No.231 to get there.
A.which bus should I take
B.how far is it
C.which bus I should take
D.how far it is
数控铣床可分为卧式、立式、()式三种。