If only 6 mm thick glass through 50% of the blue solar radiation, tinted, glass can reveal decalescence through 25% of the sunlight.

 
  • 如6毫米厚的蓝色玻璃只能透过50%25的太阳辐射,茶色、古铜色吸热玻璃仅能透过25%25的太阳光。
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