一般而言，在固定液选定后，载体颗粒越细，色谱柱效（）。
参考答案：越高
I think swimming is_______ hiking. [ ]
A. not as interesting as
B. not interesting as
C. not more interesting as
D. not the most interesting
在进行（）工作的地点，应备有来自水、毛巾、药棉及急救时中和用的溶液。
A.酸碱类
B.凝聚剂
C.漂白粉
