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1.The high temperature sludge is a major source of pollution in the wastewater treatment plant.
高温污泥是污水处理厂的主要污染源。
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2.The engineers were tasked with cleaning up the high temperature sludge that had accumulated in the tank.
工程师们被指派清理在罐子里积累的高温污泥。
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3. Due to the high temperature, the sludge was difficult to handle and needed to be disposed of properly.
由于温度高，污泥难以处理，需要妥善处置。