挥发油的提取主要采用()
A.回流法
B.浸渍法
C.连续回流法
D.升华法
E.水蒸气蒸馏法
参考答案:E
解析:连续回流法可采用索氏提取器,所以答案为E。
根据短文内容,将物品下的序号填入相应的位置。
Look at the picture. I have many pencils. They are in the boat. I have a lovely doll. It's on the chair.
And I have a car. It is in the bag. Where's my kite? Oh, it's on the desk. What's under the desk? It's
a monkey.
SCCP提供哪两种网络服务功能,各有哪几类协议来支持?