two-pipe heating system

例句：

1. 1. The two-pipe heating system is a popular choice for heating homes in cold regions.
   双管供暖系统是寒冷地区家庭供暖的热门选择。
2. 2. This two-pipe heating system provides efficient and reliable heating for the entire building.
   这个双管供暖系统为整个建筑提供了高效可靠的供暖。
3. 3. The installation of this two-pipe heating system requires professional expertise to ensure its safety and efficiency.
   安装这个双管供暖系统需要专业的知识，以确保其安全和高效。