于是，围绕管子的冰就冷却了乙二醇，现在冷却了的乙二醇又被用于水的冷却，这些水沿着供水管道，输送到城市建筑物的制冷机组。
The glycol is cooled by the ice surrounding the tubes, and the now-cold glycol is used to chill a different water supply that gets piped to refrigeration units in city buildings.
用户供水设施是指与城市公共供水管道连接的供水管道及其附属设施。
The user's water supply facilities referred to the water supply piping and its additional facility that connect with the public water supply piping.
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