据《国外科技动态》报导,最近欧美日推出多种保鲜度极佳的保鲜纸。譬如,过去包装米只用塑胶袋。如果是脱得十分干净的精米,用这种袋包装,一个月左右就会有酸味。装米用的新包装纸,采用的是不透气的特别塑胶,在包装时先同时装入一些碳酸气,则新米也可以保鲜一年以上。还有一种玻璃纸,混入能够吸收乙烯气 According to “Foreign Science and Technology News” report, recently introduced a variety of excellent European and American preservation Fresh plastic wrap. For example, in the past packaging only plastic bags. If it is off the very clean rice, with this bag, a month or so there will be sour. New packaging paper with rice, using a special airtight plastic, the first time in the packaging of some carbonated gas, the new rice can also be kept fresh for more than a year. There is also a cellophane, mixed with the ability to absorb ethylene gas