The roof, floor, and walls were insulated with recycled denim or non - toxic mineral wool insulation.
房顶, 地板, 墙都用回收的牛仔布或无毒的矿棉隔离.
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The application of fiber, mineral wool, such as the need for compression packaging of bagged products.
适用纤维 、 矿棉等需要套袋压缩包装的产品.
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