实验表明：随污泥含量增加，烧制成品的抗压强度显著下降，抗折强度略有增加。
The results show that with the increase of sludge content, the compressive strength of the sludge tile decreases rapidly and the flexural strength increases slightly.
其他科学家们寄希望于树叶堆肥或粪肥一类的物质，而布朗教授更偏爱铁含量较高的堆肥，例如来自废水处理过程中的污泥。
Other scientists have looked at materials like leaf compost or manure, while Professor Brown favors composts high in iron content, like the sludge from wastewater treatment.
这些膨胀颗粒污泥床（EGSB）反应容器依靠里面容纳的细菌，不过高固体含量的废弃物会把细菌排出容器。
These expanded granular sludge bed (EGSB) reactors rely on the bacteria staying in the tank but high-solid waste would push them out.
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