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.
装置主要结构包括：二室堆肥发酵仓、保温层、通风供氧系统、空气加热系统以及二次污染控制系统。
The main components of the bioreactor were:a two-room fermentation case, a thermal insulation layer, an air supplying system, an air heating system, and a secondary pollution prevention system.
随着电子产品报废量的不断增加，如何推动电子废物的循环利用，加强再利用过程二次污染的控制是我国当前迫切需要解决的问题。
With the increase of discard amount of the electronic appliance, it is the urgent to promote the reuse and recycle of e-waste and solve the second-pollution during the process.
阐述了焚烧过程中产生的重金属、二口恶英、氮氧化物、硫氧化物等的排放限制了污泥焚烧技术的推广和应用，因此对污泥焚烧二次污染控制的研究就显得非常重要。
While its popularization and application is limited by the emission of heavy metals, dioxin, NOx, SOx, etc. Therefore, it is necessary to study the secondly pollution in sludge incineration process.
阐述了焚烧过程中产生的重金属、二口恶英、氮氧化物、硫氧化物等的排放限制了污泥焚烧技术的推广和应用，因此对污泥焚烧二次污染控制的研究就显得非常重要。
While its popularization and application is limited by the emission of heavy metals, dioxin, NOx, SOx, etc. Therefore, it is necessary to study the secondly pollution in sludge incineration process.
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