我所在研制洗衣粉包装机时,根据用户意见,要使用厚0.05毫米,宽200毫米,长270毫米加抗静电剂的低密度聚乙烯袋。调查国内外资料和实物后发现:现有技术只能解决那种有一定刚性、能堆叠得边缘整齐、表面平整、彼此毫不粘连的小 When I am developing a washing powder packaging machine, according to the user’s opinion, it is necessary to use a low-density polyethylene bag with a thickness of 0.05 mm, a width of 200 mm and a length of 270 mm and an antistatic agent. Investigation of domestic and foreign materials and in-kind found that: the existing technology can only solve the kind of a certain rigidity, the edges can be stacked neatly, the surface is flat, no adhesion to each other small