flame type heater

例句：

1. 1. Theflame type heater is a popular choice forheating homes during cold weather.
   火焰式加热器是寒冷天气中家庭取暖的热门选择。
2. 2. The engineer designed the new flametype heater to meet strict energy efficiency standards.
   工程师设计了这款新型火焰式加热器，以满足严格的能效标准。
3. 3. The flametype heater was easy to install and providedreliable heat throughout the winter.
   这种火焰式加热器安装简便，整个冬天都能提供可靠的热量。