我国对婴儿和儿童用化妆品产品的菌落总数要求不得大于
A.1000CFU/mlB.500CFU/mlC.200CFU/mlD.100CFU/mlE.10CFU/ml
参考答案:B
书面表达。
假定下面是你的一个美国朋友发给你的电子邮件,请写一段100~120词的文字作为回复.。
I'm just back from a holiday in China. During my stay in Qinhuangdao, a coastal city in Hebei province, I often saw a slogan reading "One World, One Dream." I wonder why it appears here and there and I don't really quite understand it. Could you give me some idea?
注:秦皇岛是2008北京奥运会足球项目的主办城市之一。
制作《环境保护现场检查(勘察)记录》的主要事项有哪些?