hydrogen excess pressure

例句：

1. 1. The hydrogen gas is released fromthe tank and enters the combustion chamber.
   氢气从油箱中释放并进入燃烧室。
2. 2. The excess hydrogen pressure causes thevalve to open.
   过量的氢气压力导致阀门打开。
3. 3. The hydrogen gas is used in variousindustries for its high energy density.
   氢气在各种行业中被用于其高能量密度。