食品大肠菌群国家标准检测方法为() A.3个稀释度15管法 B.1个稀释度5管法 C 发布时间:2017-06-07 22:14 │ 来源:www.tikuol.com 题型:单项选择题 A1/A2型题 问题: 食品大肠菌群国家标准检测方法为()A.3个稀释度15管法B.1个稀释度5管法C.4个稀释度9管法D.3个稀释度9管法E.3个稀释度5管法
题型:单项选择题 A1/A2型题 连词成句,我最棒!1. is Li Ming outside house the 2. My dog black the behind tree is 3. in classroom the My sister is 4. some are in rocks of the front There tree 5. is a there behind my mountain house 查看答案