最低共熔点
参考答案：
物料在加热过程中，由两种或两种以上组分开始出现液相的温度的点。
While large numbers of residents in this area ______ the A/H1N1 flu, very few suffered death. [ ]
A. picked up
B. took up
C. brought up
D. caught up
何首乌的有效成分为（）
A.黄酮类
B.生物碱类
C.挥发油类
D.蒽醌类
