论文部分内容阅读
罐头食品的种类很多,有肉类、水产类、禽类、水果蔬菜等。罐头内容物有的是生品装在罐头内,在消毒灭菌过程中变成熟的;有的是煮调好的食品装在罐内;有的水果只是用糖汁浸泡;有的熬成糖酱。罐头包装一般分为玻璃罐或马口铁罐两类。罐头食品能长期贮存,是因为其中的酶已被破坏,微生物已被杀死。罐头制造过程通常是准备原料、空罐、灭菌、装罐、排气、封口、消毒灭菌、然后立即冷却以防止高温继续对食品发生作用。灭
There are many types of canned food, meat, aquatic products, poultry, fruits and vegetables. Some of the contents of the canned food canned in the canned food, in the process of disinfection and sterilization become mature; some boiled and cooked food in the tank; some fruit just soaked in sugar juice; and some boiled sugar sauce. Canned food is generally divided into two types of glass cans or tin cans. Canned food can be stored for a long time, because the enzyme has been destroyed, the microorganisms have been killed. The canning process is usually the preparation of raw materials, empty cans, sterilization, canning, venting, sealing, sterilizing and sterilizing, and then immediately cooling to prevent the heat from continuing to act on the food. Off