产品说明：用途：瓦楞纸板戳穿测定仪是瓦楞纸板抗戳穿性能（既戳穿强度）测定的专用仪器。
Purpose: Corrugated cardboard punching tester is the special instrument for anti-punching performance (pierced strength) testing.
产品说明：用途：瓦楞纸板戳穿测定仪是瓦楞纸板抗戳穿性能（既戳穿强度）测定的专用仪器。
Purpose: Corrugated cardboard punching tester is the special instrument for anti-punching performance (pierced strength) testing.
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