在加热炉中包含的传热方式有()
A.传导
B.对流
C.辐射
参考答案:A, B, C
She _______ a German. She ________ him for three years.[ ]
A. married; has married with
B. married; has married
C. married to; has been married
D. married; has been married to
某药t1/2为12小时,每天给药两次,每次固定剂量,血药浓度大于稳态血药浓度98%所需要的最短时间是()。
A.1天
B.1.5天
C.3天
D.4天
E.7天