Using tubes instead of flat panels makes it possible to capture sunlight, including diffuse light, from any direction-even if it is reflected up from a roof.
用管子来代替平板使的从不同的方向捕捉阳光(包括漫射光)—即使是从屋顶反射过来的光，成为可能。
Using tubes instead of flat panels makes it possible to capture sunlight, including diffuse light, from any direction-even if it is reflected up from a roof.
用管子来代替平板使的从不同的方向捕捉阳光(包括漫射光)—即使是从屋顶反射过来的光，成为可能。
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