在维生素C注射液处方中,不可加入的辅料是()
A.依地酸二钠
B.碳酸氢钠
C.亚硫酸氢钠
D.羟苯乙酯
E.注射用水
参考答案:D
A是B的倒数,把A的小数点向左移动一位后得0.25( ),A与B的比值是( )。
The scene of the film memories of the period when I was working on a farm.[ ]
A. called up
B. called on
C. called for
D. called in