压缩氢气 meaning in Chinese

cgh2

Gas containers . cylinders and containers for compressed hydrogen . test method for selecting construction materials
气体容器.压缩氢气瓶和容器.结构材料选用的试验方法
Conventional approaches to compact hydrogen storage ? compressing the gas to up to 10 , 000 pounds per square inch ( psi ) or cooling it down to cryogenic temperatures so that it liquefies ( around - 252 degrees celsius ) ? can attain only about half the energy density needed to fit enough fuel inside something the size of a gas tank
一般压缩氢气储存槽所使用的方式，是将气体压缩使压力达到每平方公尺700万公斤重，或是冷却到将近- 252使之液化，但这只能达到所需能量密度的一半，无法将整个气瓶充满。