Nowadays the common method for drying vegetables and minced meat is ______.
A. spreading them out on trays in drying yards
B. dipping them in an alkaline solution
C. putting them in chambers and blowing hot air through
D. pouring them over a heated horizontal steel cylinder
* Đáp án
C
* Hướng dẫn giải
Đáp án C Giải thích: Dẫn chứng " the conventional method of such dehydration is to put food in chambers through which hot air is blown at temperatures of about 110oC at entry to about 45oC at exit. "