在我国应用化学除磷的主要问题是药剂价格昂贵、运行费用较高且化学污泥量大。
There are still some shortages in the application of chemical phosphorus removal system such as expensive chemicals, high operating cost and the production of a large quantity of sludge.
在此基础上，提出了一种新的化学除磷技术—固定化活性氧化镧的化学—吸附除磷技术。
The paper introduces one kind of new chemical removing phosphorus technology named fixed active lanthanum oxide chemical-adsorption phosphorus based on the above summary.
采用化学法除磷与SBR相结合的工艺处理汽车废水。
A combination process with chemical method for phosphorus removal and SBR was applied to mobile wastewater treatment.
结果表明，该化学法辅助除磷工艺简便易行，能有效提高磷的去除率。
The result indicates that this chemical measure for removing phosphorus is easy for application and can improve the phosphorus removal rate effectively.
结果表明，该化学法辅助除磷工艺简便易行，能有效提高磷的去除率。
The result indicates that this chemical measure for removing phosphorus is easy for application and can improve the phosphorus removal rate effectively.
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