Sunlight energy is collected by glass vacuum tube and metal superconductive tube transmits heat to the pressure-bearing water tank to heat up water.
太阳光能量通过玻璃真空管采集，由金属超导热管传热至承压水箱内把水加热。
Sunlight energy is collected by glass vacuum tube and metal superconductive tube transmits heat to the pressure-bearing water tank to heat up water.
太阳光能量通过玻璃真空管采集，由金属超导热管传热至承压水箱内把水加热。
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