What force could possibly cause the superheating of the corona?

是什么力量造成了日冕的超级高温呢？

It was a high-speed frigate furnished with superheating equipment that allowed the tension of its steam to build to seven atmospheres.

它是一般速度很快的二级战舰，装有高压蒸汽机，可以使气压增加到七个大气压力。

Mounted on one, or sometimes both shoulders, the Plasma Caster is an independently targeting, rapid-firing weapon that works by superheating gas and discharging it as plasma.

等离子发射器安装在一个或有时双肩上， 是一种独立瞄准、快速发射的武器，其工作原理是使气体过热并将其作为等离子释放。