我们应该控制二次污染。
根据乳粉生产过程中原料乳及加工过程中存在微生物的二次污染，论述了如何控制污染的措施。
This paper expounds second pollution of microorganism in raw milk and treatment process, and points out how to control pollution.
经辽宁省疾病预防控制中心检测：本产品是无毒无害、不会带来二次污染的安全性产品。
Liaoning Provincial center for disease prevention and control center detection: This product is non-toxic harmless, does not bring the safety of the two pollution products.
应用推荐