GB/T 6548-1998.Corrugated fibreboard-Determination of ply adhesive strength. 1范围 GB/T 6548规定了瓦楞纸板粘合强...
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GB/T 6548-2011.Determination of ply adhesive strength for corrugated fiberboard. 1范围 GB/T 6548规定了瓦楞纸...