体液pH值对药物跨膜转运的影响是由于其改变了药物的入( )
A.水溶性
B.脂溶性
C.pKa
D.解离度
E.溶解度
参考答案:D
根据句意及首字母提示完成句子。
1. There is a big s______ near my house, and there are all kinds of vegetables in it.
2. Yesterday evening I watch the football match b______ Britain and Spain.
3. On the c______ of Chang Jie and Wenjin Jie, there is a post office.
4. You can see lots of famous p______ in the gallery.
5. In summer, there are always many t______ in Beihai park. And they come from different places
all over China.
6. America is a r______ country; many people believe in God.
7. When you want to withdraw (取) money, you go to the b______.
8. Do you know where Tian'anmen S______ is?
GC-MS方法测定水中半挥发性有机物时,样品必须在4度冷藏并在()d之内完成萃取,萃取液在-10度以下避光保存()d之内完成成分析。