Gender rolls- if the family is hoping for a male heir, feed mama fish or acidic foods; for a little girl, keep it sweet.
性别问题—如果家人希望有一个男宝宝，就让妈妈多吃鱼或者酸的食物；如果想要女孩，就要吃甜食。
2
The micro particle acidic proteinase was studied respectively in respects of its heat stability and storage stability, when 4% of it was added in a pre-mixed pig feed.
分别从耐热性及在4%猪用预混料中的贮存稳定性两个方面，对微丸型酸性蛋白酶进行了研究。
3
This paper focused on discussion of using the method in "General determination of industrial enzymes" to detect acidic protease activity of enzyme additive in feed premixed with enzyme additive.