麸炒枳壳能缓和刺激性减小副作用的原理是 。
参考答案：挥发油含量降低。
I just wonder ____________ that makes him so excited.
A．why it does
B．what he does
C．how it is
D．what it is
皂化法是用来处理下列哪类物质常用的前处理方法
A．蛋白质类
B．淀粉类
C．矿物元素
D．脂类物质
