其Vmax较无抑制剂时减小
参考答案：C
Good shoes, clothes and a backpack are the basic ________ you need for your hiking.
A．equipment
B．instruments
C．tools
D．models
刺激性泻药作用特点是
A．促进肠蠕动
B．疏水性
C．等渗性
D．润湿性
E．润滑性
