| 1. | The high level of hc in the exhaust gas may damage the catalytic converter .
废气中大量的HC会损坏催化式排气净化器。 |
| 2. | The air guards the catalytic converter from overload and possible resulting damage .
空气防止了催化式排气净化器的过载及可能产生的损坏。 |
| 3. | Another reason for banning lead in gasoline is that the lead can ruin the catalytic converter .
禁止汽油里含铅的另一个原因，是铅能损坏催化式排气净化器。 |
| 4. | Development and application of msq sewage purifying device
型污水净化器研制及应用 |
| 5. | Repeat . start decontaminators on all air vents
重复一遍.开启所有通风轨道的净化器 |
| 6. | Gas purge generators jhq gas purge generators
气体净化器（ jhq型气体净化器） |
| 7. | How to select the most suitable air purifier for us
如何选择最适合自己的空气净化器 |
| 8. | Marine filters and strainers for nonflammable liquids
船舶不可燃液体用过滤器和净化器 |
| 9. | Application of domestic - made ceramic filter
泡沫陶瓷过滤净化器的试验研究 |
| 10. | Select air cleaner by fan coil ' s air volume
根据风机盘管的风量选取相应风量的净化器。 |
