On the basis of the secondary treatment of industrial wastewater, an optimum advanced treatment technology is searched for.
在对工业废水二级处理基础上，寻求最佳的深度处理工艺。
As the most popular wastewater treatment technology in the world, wastewater stabilization pond system (WSPS) will cause secondary environmental pollution if the seepage system isn't treated suitable.
稳定塘是目前应用比较广泛的污水处理技术，如果塘系统防渗处理不当，会导致地下水的污染。
Food wastewater caused growing pollution, while the microbial treatment technology had no secondary pollution, dealing with low cost has received widespread attention by people.
餐饮废水所造成的环境污染日益严重，而微生物治理技术具有无二次污染、以及处理成本低等特点，受到人们的广泛关注。
Conventional wastewater treatment methods mainly are biological treatment apparatus. Among them is secondary activated sludge treatment technology.
传统的污水处理采用生物处理方法的居多，其中以二级活性污泥法为主。
Suitable for grading pellets and crumbles, and the secondary recycled grinding technology as well as the cleaning and grading treatment of some granular and powdery materials.
适用于颗粒料，破碎料的分级和二次循环粉碎工艺，以及一些颗粒、粉料的清理和分级处理。
Suitable for grading pellets and crumbles, and the secondary recycled grinding technology as well as the cleaning and grading treatment of some granular and powdery materials.
适用于颗粒料，破碎料的分级和二次循环粉碎工艺，以及一些颗粒、粉料的清理和分级处理。
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