Instead of pumps, valves and human operators, the plant USES airflow, pressure changes and gravity to gradually cool the reactor.
这家电站没有使用管道、阀门和人工操作,而使用了气流、压力变化和重力来逐步冷却反应堆。
3
Fusion in a star's core produces heat and outward pressure, but this pressure is kept in balance by the inward push of gravity generated by a star's mass.