反应堆燃料元件的裂变气体释放率测量是辐照后检验的一项重要内容，它对于评价燃料元件的性能起着重要作用。
Fission gas release measurement of reactor fuel rods is one of the main issues of post-irradiation examination, which plays a key role to the evaluation of fuel performance.
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；
Several methods of destructive post-irradiation examination(PIE) including microstructure observing and measurement of mechanical properties of irradiated fuel rod were introduced.
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