纸盒包装──开、倒、关的新方法符卫东译一家德国包装材料制造厂现今开发了一种具有重大创新意义的“组合一体”的方法，纸盒的组合体顶盖是一个可关闭的洞孔及倾注的装置。这种附件使纸盒开启容易、装容物全部倒进玻璃杯而不会溅出，最后，再关闭使产品得到保护。这些特... A New Way to Open, Close and Close A new packaging factory in Germany today has developed an innovative “integrated” approach, with the top lid of the carton being a closable Hole and pouring device. This attachment makes it easy to open the tray, pour the contents all into the glass without splashing, and finally, close the product for protection. These special ...