所有这五个第一代苏联式的水慢化反应堆，都已超期服役或行将退役。 但一个突出的现实问题，将亚美尼亚的核电站与俄罗斯的那四个区别开来。
All five of these first-generation water-moderated Soviet units are past or near their original retirement ages, but one salient fact sets Armenia's reactor apart from the four in Russia.
通过实验发现，对于具有硼慢化剂的铁硼水反射层堆芯，堆芯具有正的反应性效应。
From these results, it is concluded that the reflector with steel and boron water has positive reactivity effect on the core with boroned moderator.
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