Murray predicts that energy embodied in the dry solids portion of fecal sludge can be equivalent to coal; in other industries it would replace oil or residual fuel oil.
默里预测蕴含在粪便污泥干固体部分的能量与煤炭中能量持平，在其他行业，这将取代石油或剩余燃油。
If you do not carry out maintenance regularly, watch movement in the sludge accumulated too much, will appear dry, it will slowly increase the friction between the gear train.
如果不定期进行保养的话，手表机芯里的油泥会积存过多、出现干结的情况，这样就会慢慢增加轮系间的摩擦力。
Acidification of sludge can dissolve aluminum or iron, and reduce the volume and dry weight of the disposal sludge.
酸化法回收污泥中的混凝剂既能溶解污泥中的铝盐和铁盐，又可以减少后续处置污泥的体积和干污泥的量。
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