VOA慢速英语2011.05.04 时间, 英语, 保温材料

Rebecca949

There are several kinds of metal sheets that can be used for the collector. Corrugated metal will work very well. Corrugated sheets are often used as roofs on housing.
有几种金属板可用于制造集热器，波纹金属效果就很好。波纹金属板常用作房屋屋顶。

Once the water is heated, it is kept hot with insulation material. This allows the water to stay warm for a long time.
水一旦被加热，就通过保温材料保温。这使得水可以长时间保持一定温度。

________________________________ This storage tank can be a container that holds about one hundred liters. Two rubber pipes are attached to the water storage tank. One pipe lets water flow into the system. The other lets water flow out.
这个储水箱是一个可以容纳约100升水的容器。储水箱上连有2根橡胶管，一根是进水管，一根是出水管。

本帖隐藏的内容需要回复才可以浏览

shuiyingzi5

peter8201

marcalrui

hi

fangnan

The second part of the solar water heater holds the water for the system

多啦

fjwbigben

The second part of the solar water heater holds the water for the system.