Chemical grouted or sandwich flameproof glass are easy to become milky white and produces air bulbs and loose basic transparency of glass.

 
  • 化學(xué)灌漿或夾層防火玻璃在紫外線(xiàn)照射下容易變成乳白色及產(chǎn)生汽泡,失去了玻璃基本的通透功能。
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