2014年(381)
分类: 信息化
2014-06-07 17:46:14
A , including ontology, bag bag body left edge folding inward to form left extension department, bag body right edge folding inward to form right extension department, left extension department and right extension division after folding the edge contact in the center of the bag, PEVA garment bags at the bottom of the seal is a word.Square at the bottom of the bag open after the bag surface, similar objects, such as paper bowl is placed on which the object the entire bottom surface and the bag bottom contact, to mention, all aspects of stress equilibrium object, is not easy to dump deformation.
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