隔音門@漢基國際學校(寶馬山)

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隔音門@漢基國際學校 (北角寶馬山)

  • 型號: AFDOOR-STC47
  • Stc/Rw47(產品測試標準: ASTM E90/BS EN ISO 717-5)
  • 結構: 金屬
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