定义 中文名称：反应堆自然循环 英文名称：natural circulation in reactor 定义：在反应堆闭合回路内依靠冷段(向下流)和热段(向上流)中的流体密度差在重力作用下所产生的驱动压头来实现的循环流动。 应用学科： 电力（一级学科）；核电（
双语例句
1
The purpose of this experiment was to determine the themohydraulic parameters in pool-type nuclear heating reactor with naturalcirculation.
试验是为确定自然循环池式核供热堆的热工水力学参数而进行的。
2
The influence of the gas space on the top of an integral reactor vessel on the flow stability in the start up process of a naturalcirculation two phase flow system is studied experimentally.