The average aluminium drink can is now only half as thick as it was in the 1960s, according to Molson Coors, the firm that introduced this type of container in 1959.
New text: the container closure system for aseptically filled vials is not fully integral until the aluminium cap has been crimped into place on the stoppered vial.
新案文：容器密封系统对于无菌灌装来说是不足够的，除非铝盖已被卷压到加塞的小瓶上。
3
The causes which aluminium alloy profiles extrusion container internal wall is broken and front seal wall damaged are analysed. The relevant prevention measures are given.