Requirement: semi automatic, no gasfilling, no vacuum, just sealing only.
要求：半自动，无气体填充，无真空，只封口。
2
The paper describes the principle of high pressure gasfilling and structure of the system for polystyrene microspheres high pressure hydrogen filling.
概要介绍了微球高压充氢原理及聚苯乙烯塑料微球高压充氢系统。
3
The current tendency for gas bottle lightening and the possibility of developing the natural gasfilling line by the new storage method were introduced as well.