Penetration resistance is an important end-use performance of thin flexible materials where a sharp-edged product can destroy the integrity of a barrier wrap.
抗穿刺性能是尖缘产品包装使用的薄柔性材料的一项重要性能，因为产品的尖缘会破坏阻隔包装的完整性。
Fine also means' delicate, thin or slender '. 'Keen-edged and penetrating' too, like a fine blade or a fine point.
这个字眼还有“纤细，薄或修长”的意思，即尖锐而有穿透力，好比纤细的刀刃或锋利的刀尖那般。
Fine also means' delicate, thin or slender '. 'Keen-edged and penetrating' too, like a fine blade or a fine point.
这个字眼还有“纤细，薄或修长”的意思，即尖锐而有穿透力，好比纤细的刀刃或锋利的刀尖那般。
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