Relative measures were taken to the floating ring on the low pressure side of LP cylinder and corresponding sludge oil collector, to ensure stable operation of the freezing machine.

通过对冰机低压缸低压侧浮环及其对应的污油捕集器采取相应的措施，保证冰机稳定运行。

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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。

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Next up is the primary sedimentation tank, where sludge settles to the bottom and lighter liquids like grease, oil and soap rise to the top.

下一步就是一级沉淀池，污泥沉淀到底部，轻质液体例如油脂、油和皂类浮到上面。

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For example, when Texaco dumped oil sludge into the river in a remote Amazon community, it got away with it for decades because it was so remote and the population affected was so poor.

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