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International Standard Category: Acoustics in building. Sound insulation

JC/T 442-2009    Expanded vermiculite thermal insulation
膨胀蛭石制品;
Category No.:91.120.20 Valid Status:valid
Issued Organization:NDRC Issued Date:2009-12-4
Implemented Date:2010-6-1 Abolished Date:
Superseded Standard.: Superseded Date:
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