This closed loop is part of a water-supply system in which "every drop counts".
这个封闭循环是供水系统的一部分，“滴滴珍贵”。
When you use more water, it just goes around the loop a little faster.
当你的用水量加大时，也不过是稍微加快了水进入循环的速度罢了。
Thisheat energy is then transferred to a secondary loop of water.
热能然后传递给次环中的水。
As the water in the primary loop circulates, it becomes very hot.
水在主环的循环中变热。
45 min the water level in the primary loop continues to drop.
45分钟主回路的水位继续下降。
Puts forwards the concept of the second worst loop of water systems.
给出了水系统次不利环路概念。
A hot water recirculation loop makes hot water available "on demand," while reducing consumption.
热水循环管带是热水可以到达房间的每个地方，取用方便。
A hot water recirculation loop makes hot water available "on demand," while reducing consumption.
热水循环管带是热水可以到达房间的每个地方，取用方便。
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