热气从火焰区出来，对锅炉管道里产生的水蒸气进行过热。

There the hot gases leaving the flame region superheat the saturated steam produced in the boiler section.

youdao

热气从火焰区出来，对锅炉管道里产生的水蒸气进行过热。

There the hot gases leaving the flame region superheat the saturated steam produced in the boiler section.

youdao