One key to a good biofilm technology is having an appropriately high specific surface area.
对于一个好的生物膜技术，其关键就是有一个适当高的比表面积。
Fly ash has the potential chemical cementitious characteristics and high specific surface area.
粉煤灰具有巨大的比表面积和潜在的化学胶凝特性。
Fly ash has the potential chemical cementitious characteristics and high specific surface area.
粉煤灰具有巨大的比表面积和潜在的化学胶凝特性。
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