swing-roof furnace

例句：

1. 1. The swing-roof furnace is a popular choice for heating homes in cold weather.
   摇摆屋顶炉是寒冷天气中供暖家庭的一个受欢迎的选择。
2. 2. The swing-roof furnace is easy to install and maintain, making it a cost-effective solution.
   摇摆屋顶炉易于安装和维护，使其成为一个经济实惠的解决方案。
3. 3. The swing-roof furnace provides efficient heating and can be used in both residential and commercial settings.
   摇摆屋顶炉提供高效的加热，可以在住宅和商业环境中使用。