食品中水分冻结时,各类食品都有一个初始冻结温度,习惯上称为食品的()。
A.冰点
B.冷冻点
C.冻结点
D.冰晶点
参考答案:A
The teacher tells his students to _______the dictionary for the new word.
A.look up
B.consult
C.consult about
D.look over
复盛空气压缩机的噪音是().