四川地区阴雨多,空气湿润,食品不易保存.从城市高级豪华的食品店买来的饼干、米花糖、花生米或瓜子之类,往往并不酥脆;而在穷乡僻壤的半爿小店买的,却又酥又脆.按理说,几经转手,长途搬运,早该吸水返潮了,可怎么偏偏相反呢?笔者注意观察了这个问题.原来,大公司是把食品搁在玻璃柜中,或摆在货架上,任凭水气侵袭.即 Sichuan, rainy, humid air, food is not easy to save from the city’s luxury food stores bought biscuits, rice cracker, peanuts or melon seeds and the like, are often not crisp; and semi-farms in the backcountry bought, Logically speaking, after several hands, long-distance handling, the moisture should be damp, but how can the opposite? I observed the problem .It is the big company is the food in the glass cabinet, or placed Shelves, despite the invasion of water vapor