all-glass vacuum tube 全玻璃真空集热管
whole glass vacuum tube 全玻璃真空管
vacuum tube glass 真空管玻璃
all-glass vacuum U tube 全玻璃真空U形管
all-glass vacuum collector tube 全玻璃真空集热管
It includes: the out oscillating flow tube, the inner oscillating flow tube, the thermal insulating block cover and the glass vacuum tube.
包括：外层振荡流热管、内层振荡流热管，保温堵盖、玻璃真空管。
The company specializes in all-glass vacuum tube and solar water heater product research, development, production and sales of businesses.
本公司专业从事全玻璃真空集热管和太阳能热水器系列产品的科研、开发、生产销售为一体的企业。
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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