[填空题] 罐头食品杀菌通常以()做为杀菌对象,以防止罐头食品中毒。
[名词解释] 食品生物技术(food biotechnology)
[单选题]Is the food in fast food restaurants always ready before the customers order it?A.Yes,it is.B.N0,it is seldom ready.C.Yes,it is cooked to order.D.N0,not always,but usually.
[问答题] 罐头食品有哪些特点?
[单选题]氢离子浓度高的罐头食品的杀菌温度要求( )氢离子浓度低的罐头食品。A.高于B.等于C.低于D.大于等于
[单选题]氢离子浓度高的罐头食品的杀菌温度要求()氢离子浓度低的罐头食品。A .高于B .等于C .低于D . D.大于等于
[单选题]罐头食品保藏应采用( )。A.盐渍保藏B.高温杀菌法C.巴士消毒法D.熏制法