Automobile have been designed wihich operate on liquid hydrogen , but these systems give rise to seemingly unavoidable problems arising from the handling of a cryogenic liquid.
Automobile have been designed wihich operate on liquid hydrogen , but these systems give rise to seemingly unavoidable problems arising from the handling of a cryogenic liquid.
汽车一直被设计成以液体氢为燃料来运行。但是这样的系统产生了看上去不可避免的问题，这个问题是无法处理剩余液体燃料。