它利用黄豆油 对造纸污水进行一级物化处理，经处理污水还可回用到生产上。
The disposal method uses the soybean oil to conduct primary chemical and physical treatment on the paper making sewage. After being treated, the sewage also can be used in production.
“下水道淤泥”，是指经城市污水处理厂产生的淤渣，包括预处理的废物、污垢和性质不稳定的淤泥。
"Sewage sludge" means sludge arising from urban effluent treatment plant and includes pretreatment waste, scourings and unstabilised sludge.
WCH系列生活污水粉碎消毒储存柜，用于各类船舶上，储存原污水或经污水处理装置处理过的固体残渣。
WCH series sewage disinfection storage tank for all kinds of ships is used to store influent sewage or treated solids residue by sewage treatment plant.
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