This article introduces a refrigeration method using the absorption chiller energized by the district heating system instead of electricity or mechanical energy in summer in Finland.

在夏季采用区域供热系统的热量作为吸收式冷凝器制冷系统的能源，可代替电和机械能源制冷。

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Mechanical refrigeration, often referred to simply as refrigeration, is a process by which heat is removed from a location using a man-made heat-exchange system.

机械制冷，通常简称为制冷，是一个过程，热量从一个位置使用人造换热系统。

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