lěng / què / xì / tǒng / fā / shēng / gù / zhàng / hòu / fǎn / yìng / duī / xīn / de / wēn / dù / xùn / sù / shàng / shēng冷却系统发生故障后,反应堆芯的温度迅速上升。After the cooling system failed, the reactor core temperature rose rapidly.