All of the reactors at the Fukushima plant are now hooked up to power cables that should fuel cooling systems thus reducing the impact of a near-term radiation leak.

福岛核电站所有的反应堆现在的电力供应都连接成功，可为冷却系统供电，从而降低近期核幅射泄漏的影响。

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It didn't come as a shock to learn that the fuel and cooling systems are the most common causes of breakdown.

不足为怪的是，燃料和冷却系统是故障的最常见原因。

《柯林斯英汉双解大词典》

Without cooling water, the irradiated nuclear fuel could spontaneously combust in an exothermic reaction.

没有冷水，辐照性核燃料就会在放热反应发生的同时燃烧。

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As many as 15 percent of the 5, 000 previously approved welds in the reactor's auxiliary plumbing, containment dome and spent-fuel cooling systems were X-rayed and found to be defective due to air pockets, poor soldiering and heat damage.

CENTERFORSECURITYPOLICY: A Chernobyl reminder just off our shores

The power cut last month shut down cooling systems for four spent fuel ponds at reactors 1, 3 and 4, although cooling for the reactors themselves was not affected.

BBC: Fukushima nuclear plant: Cooling system power restored

The power cut shut down cooling systems for four spent fuel ponds at reactors 1, 3 and 4 on Monday evening, although cooling to the reactors themselves was not affected.

BBC: Fukushima: Rat linked to outage at Japan nuclear plant