照射量率的国际单位是()
A.C·kg-1
B.C·kg-1.s-1
C.Gy·S-1
D.Sv·S-1
E.rad·s-1
参考答案:B
---We are late because we took _______ wrong road.
---You should be careful ______ next time.
A.the…the
B.a…the
C.the…/
D./…/
下列哪项不是"七情"理论中阐述中药间配伍关系的()
A.单行
B.相使
C.相须
D.相畏
E.相反