Hydrogen leakage, which is frequent and with high-risk, severely threatens the operation of hydrogencooling generator.
漏氢是氢冷发电机运行中发生频率较高且危害性很大的事件，严重影响了机组的安全运行。
2
Are the rods the only danger, or are there other components, like cooling tanks or hydrogen containers, that are also dangerous with radioactive meltdown?
随着反应堆的融化是就只有燃料棒是危险的还是其它反应堆的成分例如冷却池、氢容器也是危险的？
3
That was to prevent a repeat of the hydrogen explosions that blew radiation out of the plant soon after cooling systems failed in the wake of the tsunami.