... 分切slitting 11复合包装材料multi-layer packaging material 附录A ...
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multi-layer-packaging material 复合包装材料
multi-layer flexible packaging material 软包装复合材料
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The paper packaging products are widely used in packaging industry. The making requirements for multi-layer material of packaging are extremely strict and high.
纸质包装制品是应用日趋广泛的一种包装材料，生产中对多层基材包装制品的制作要求也越来越严格，难度愈来愈高。
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