True, some simple forms of heat recycling have been around for a while: using heated waste water to warm flooring and melt ice on driveways, for example.
诚然，人们采用简单的余热利用方式已有一段时间了，例如，用有较高温度的废水作为地热取暖和融化车库前私家车道上的结冰。
At the present time, from the point of view of recycling waste heat of intermediate and low temperature fume the recuperator has still more extensive spreading values and prospects for applying.
在目前，对于中低温烟气的余热回收来说，更具有广泛的推广价值和应用前景。
Recycling the heat of the total mine water and mine waste wind back is a new topic of the energy utilization of coal enterprises.
回收利用矿井水和矿井总回风中的废热，是煤炭企业能源综合利用的新课题。
Recycling and utilizing those waste heat energy to generate power is of great significance for energy-saving in the aluminum electrolysis industrials.
回收和利用这部分热能进行发电对铝电解行业的节能减排具有重要的现实意义。
Recycling and utilizing those waste heat energy to generate power is of great significance for energy-saving in the aluminum electrolysis industrials.
回收和利用这部分热能进行发电对铝电解行业的节能减排具有重要的现实意义。
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