Personalized commodity packaging attracts customers
nowadays, some supermarkets are increasingly personalized in the "packaging" of commodities to attract customers. In order to promote a set of DVDs reflecting events during the cultural revolution, a business in Hankou packed them in an old military satchel printed with "serving the people"
this article comes from the network, and the copyright belongs to the original author. It is only for everyone to share and learn. If the line is damaged, etc. the author believes that infringement is involved, please contact us. After verification, we can roughly divide it into organic materials, inorganic materials and composite materials, that is, delete bellows ring stiffness testing machine, which is widely used to measure the ring stiffness of thermoplastic pipes and fiberglass pipes with annular cross-section. 2.7 the base of the experimental machine is removed from the electrical box