| 1. | The products of combustion and of industrial processing are contained with a confined air mass .
燃烧和工业过程产物被封闭在局部气团的地区中。 |
| 2. | A vacuum pump pulled the products of combustion through the pipe and exhausted them outside at the end of the run .
一真空泵把燃烧的产物推进管子，在管道行程的末端将其释放掉。 |
| 3. | A vacuum pump pulled the products of combustion through the pipe and exhausted them outside at the end of the run .
有一个真空泵把燃烧的产物推进管子，在管道行程的末端外面使这些产物彻底烧尽。 |
| 4. | As the products of combustion circulate , they heat and feed water
燃烧产物循环时便加热供水。 |
| 5. | Before mixing with the products of combustion , the air is preheated
空气在与燃烧生成物混合之前要进行预热。 |
| 6. | Before mixing with the products of combustion , the air is preheated
空气在与燃烧生成物混合之前要进行预热。 |
| 7. | European scheme for the classification of gas appliances according to the method of evacuation of the products of combustion
根据燃烧产物类型排放方法进行燃气装置分类的欧洲方案 |
| 8. | Equipment for the purpose of introducing fuel , air , and water , removing products of combustion and control of the entire system
燃料、空气、水的输送和燃烧产物的排出设备以及其控制系统。 |
| 9. | European scheme for the classification of gas appliances according to the method of evacuation of the products of combustion ; german version cr 1749
按照燃烧产物排放方式进行气体设施分类.欧洲分类方法 |
