steam-heating boiler

例句：

1. 1. The steam-heating boiler is used to heat the building.
   蒸汽加热锅炉用于给建筑物供暖。
2. 2. The steam-heating boiler is an important part of the heating system.
   蒸汽加热锅炉是供暖系统的重要组成部分。
3. 3. The steam-heating boiler can be used to provide hot water for domestic use.
   蒸汽加热锅炉可用于提供家用热水。