它既能有效净化烟气中氧化态汞，又能高效净化元素态汞。
The invention not only can effectively purify the oxidation state mercury in the smoke, but also can effectively purify the element state mercury.
PS2菌株是从虾塘富集、分离、筛选出的一株光合菌，具有高效净化养殖水质的作用。
Nonsulfuric purple bacteria PS2 is a strain isolated from sediment of shrimp aquaculture ponds.
据报道，奥兰治县采用了非常“高效的污水处理”技术，经过层层过滤和净化过程，最后的水质超过了多数饮用水的标准。
Orange County takes "highly treated" sewer water and sends it through various filtration and purification processes, until the final product exceeds the standards for most drinking water.
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