它是一种稳定高效运行的曝气生物滤池。
The aeration biological filter can operate stably and highly-effectively.
制备的滤料具有巨大的比表面积，有利于微生物附着生长，是一种新型高效的曝气生物滤池滤料。
The prepared filter material has huge specific surface area, is favorable for the attached growth of microorganisms, and is a novel efficient filter material for the biological aerated filter.
它适合于曝气生物滤 池，使生物滤池能更加稳定高效的运行。
The filling is suitable for aeration biological filters, and enables the biological filters to operate more stably and highly-effectively.
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