磺化装置中属于电动调节阀的有（）。
A.干燥器空气入口阀
B.干燥器空气出口阀
C.磺化器SO3入口阀
D.去熔硫间蒸汽阀
参考答案：D
根据句意和首字母提示填空。
1. This skirt is too small, I want a l________ one.
2. You can buy some food and d________ in that shop.
3. The children often have beef meet and t________ for lunch.
4. Look, some people are taking p________ over there.
5. Our s________ is chicken noodles.
温经汤以何药为君？为什么？方中为什么要配伍人参、半夏、生姜、炙甘草？
