维生素A
A．四氮唑比色法B．铁-酚试剂比色法C．异烟肼比色法D．气相色谱法E．碘量法下列药物可采用的含量测定方法为
参考答案：A
The reputation of a restaurant depends only on its quality of the food and drinks.
半夏厚朴汤的治法是（）
A.活血通瘀
B.化痰利咽
C.解郁化痰，顺气降逆
D.破气散结
E.祛瘀逐痰
