真空管式家用太阳能热水器是由集热管、储水箱及相关附件组成，把太阳能转换成热能主要依靠集热管。
Vacuum tube solar water heater is composed of heat collector, water tank and related accessories, convert solar energy into heat energy relying mainly on tube.
真空管式家用太阳能热水器是由集热管、储水箱及相关附件组成，把太阳能转换成热能主要依靠集热管。
Vacuum tube solar water heater is composed of heat collector, water tank and related accessories, convert solar energy into heat energy relying mainly on tube.
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