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.
China Advanced Research Reactor (CARR) is of tank-in-pool type, cooled and moderated by light water and reflected by heavy water.
中国先进研究堆(CARR)是一座轻水冷却和慢化、重水反射的池内簟式研究堆。
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Most High Temperature Gas-Cooled Reactor (HTR) systems are significantly under - moderated for economic reasons, so that accidental water or steam ingress.