在工业过程中，回收利用从锅炉和大型制冷设备来的废热，能减少其他地方的取暖成本。
In industrial Settings, waste heat from boilers and large refrigeration units is sometimes recycled to reduce heating costs elsewhere.
在工业过程中，回收利用从锅炉和大型制冷设备来的废热，能减少其他地方的取暖成本。
In industrial Settings, waste heat from boilers and large refrigeration units is sometimes recycled to reduce heating costs elsewhere.
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