采光面积 meaning in English
daylighting area
Examples
- Specification of three - cavity glass vacuumsolar energy collecting tubeadding one more complete glass tube in the normal tube , raising the heating efficiency by decreasing the watercontent , not the heating area . the heating efficiency canimprove 30 % by this way
三腔全玻璃真空集热管在普通全玻璃真空集热管或三高真空集热管内增加一支全封闭的玻璃管，不减少采光面积而减少水容量从而提高升温效率，升温效率比普通全玻璃真空管提高30 %左右。