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2、 01 2014 . 5 ISO 4211-4 1988 Furniture Tests for surfaces Part 4: Assessment of resistance to impact. ( . . 4. ) (en). (IDT). 6 ISO 4211-4-2012 III , . ( ) . , , 2014 , ISO 4211-4 2013 ISO 4211-4:1988 1 4. Furniture. Tests for surfaces. Part 4. Assessment of resistance to impact 20140601 1 . , , , .
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