Dr Brenner and his colleagues explored the idea of using waste heat from computers as part of a thermostat-controlled indoor heating system.
布伦纳博士和他的同事们开始研究能否利用计算机散发的余热作为使室内保持恒温的采暖系统的一部分。
Using a geothermal system, for example, required the well-digger, the heating and cooling specialist and the plumber to work together.
比如说，使用地热系统就要求地热专家和管道工一同协作。
This paper states the method of selecting and using circulating pump in hot water heating system properly to save electric energy.
合理的选择和使用热水供暖系统循环水泵，以达到节约电能的目的。
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