Infant formula of Enterobacter sakazakii, is likely to come from the factory environment, Pasteur after disinfection or trace elements added after Chongdiao storage process.

• 婴幼儿奶粉中的阪崎肠杆菌，很可能是来自厂房环境、巴斯德消毒后添加的微量元素或冲调以后储存过程。