Thermal management is one of the many challenges of DEW, which produce tremendous amounts of waste heat.

由于巨大数量能量的浪费，热能管理是定向能武器诸多挑战中的一项。

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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。

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Broad Group, a Chinese maker of air conditioners, taps the waste heat from buildings to power its machines.

中国的空调制造商远大集团，利用建筑散发的废热为机器提供动力；

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But in certain landfills, including some accepting the BP cleanup, waste,heat and methane gas produced by decomposition are being used to generate energy.

VOA: standard.2010.08.05

You can take heat energy and convert it to work energy and vice versa, and it doesn't say anything about that you have to waste heat if you're going to transform heat into work.

你可以把热能便成功,也可以反过来,但它对于如果你要把热变成功,就必须浪费热量这件事只字未提,它只是说这是能量。

麻省理工公开课 - 热力学与动力学课程节选

Otherwise you're going to waste some of that heat somewhere along the way, some of energy.

否则你就必须在这个过程中,浪费一些热量。

麻省理工公开课 - 热力学与动力学课程节选

Heat waste captured from a local crematorium will be used to warm a public swimming pool in the town of Redditch, England as early as this summer.

FORBES: Wanted Dead or Alive: Humans for Energy Harvesting

Produces renewable energy from low-temperature heat waste.

WHITEHOUSE: Shared Responsibility and Shared Prosperity Town Hall

Another technology it is looking at: a small gasifier that will heat woody waste to create natural gas.

FORBES: Technology