生物吸附技术作为新兴的重金属去除技术，愈来愈受到人们的关注。
The technique of biological adsorption as a novel technique to remove heavy metal is becoming more and more popular.
本文详述了研究污泥中重金属去除的现实意义和国内外有关这方面的研究现状以及存在的现实问题。
This article specifically states the function of removing heavy metals from the sludge, the research state and the existing questions.
在去除污水污泥中重金属的诸多方法中，生物淋滤法因其耗酸少、运行成本低、重金属去除效率高等优点而倍受人们的关注。
In many heavy metal removal ways, bioleaching method, because of its low consumption, low operation cost, and high heavy metal removal rate, attracts people's attention.
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