另外，墙壁、吊顶可选用隔音材料，如矿棉吸音板等。
Additional, wall, condole can choose deadening very, if mineral wool is sound-absorbing board wait.
办公间为矿棉吸音板吊顶，复合地板铺地，层高2.65米。
Office Room: mineral wool sound-absorption ceiling board, composite floor board, 2.65 meters floor height.
办公间为矿棉吸音板吊顶，复合地板铺地，层高2.65米。
Office Room: mineral wool sound-absorption ceiling board, composite floor board, 2.65 meters floor height.
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