| 1. | Wind-machines are valuable supplements to heating system .
鼓风机是加热系统的极为有用的辅助设备。 |
| 2. | In 1963, we evaluated an infrared vacuum combustion, gas heating system .
在1963年，我们使用了内燃真空燃烧器的煤气加热系统。 |
| 3. | Identification colour code for heating system pipelines
加热系统管道的标示颜色 |
| 4. | The heating system in this block doesn ' t work well
这个街区的供暖系统不太好用。 |
| 5. | Specification of domestic solar water heating systems
家用太阳热水系统技术条件 |
| 6. | I was feeling chilly . please turn on the heating system
我很冷，请把暖气打开吧。 |
| 7. | The central operational regulations for the heating system
供热系统的集中运行调节 |
| 8. | Series cleaning consruction for civil heating system
城市集中供热管网系统清洗工程 |
| 9. | Valves with female screw ends for water - heating system
水暖用内螺纹连接阀门 |
| 10. | Do you know how to operate the heating system
你知道怎麽操作加热系统吗？ |
