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南京玻纤院研制的矿棉吸声板于1978年应用于院科研大楼走廊和试验性房屋作天花吊顶,到目前为止已通过近六年的考验,厚度为16～18毫米的吸声板,其流阻值不
The mineral wool sound-absorbing board developed by Nanjing Fiberglass Institute was used in the corridor of the Research Building of the Institute and the experimental houses as ceilings in 1978. So far, it has passed the test of nearly six years and the sound absorption board is 16 to 18 mm in thickness. Its flow resistance is not