Several methods of destructive post-irradiation examination(PIE) including microstructure observing and measurement of mechanical properties of irradiatedfuel rod were introduced.
介绍了现在通行的燃料棒辐照后破坏性检验的一般方法，包括燃料辐照后的微观结构观察和力学性能试验；
2
Given the large quantity of irradiated nuclear fuel in the pool, the radioactivity release could be worse than the Chernobyl nuclear reactor catastrophe of 25 years ago.
由于池中有大量的辐照核燃料，放射性释放可能比25年前的切尔诺贝利核反应堆灾难更糟。
3
Once electricity is lost, the irradiated nuclear fuel could begin to melt down.