行气药的适应证有( )
A.脾胃气滞
B.肝气郁滞
C.肺气壅滞
D.胃气上逆
E.寒凝气滞
参考答案：A, B, C, D, E
—Big animals can be a lot of trouble. Maybe you should get a small pet, like a bird.
—______.
A．That’s all right.
B．That’s a good idea.
C．You’re welcome.
D．Never mind.
给粉机为什么必须在低转速下启动？
