| 1. | Reflection type smokemeters for automobile diesel engine 汽车柴油机反射型烟度计 |
| 2. | Verification regulation of filter - type smokemeters 滤纸式烟度计检定规程 |
| 3. | Specification of filter type smokemeter for vehicle with diesel engine 柴油车滤纸式烟度计技术条件 |
| 4. | Verification regulation of opacimeters 透射式烟度计检定规程 |
| 5. | Physical response time of opacimeter 烟度计物理反应时间 |
| 6. | Light extinction type smokemeters for measuring automotive diesel exhaust 汽车柴油机排烟测量用消光式烟度计 |
| 7. | Built - in in - line smokemeter 内装式烟度计 |
| 8. | Filter type smokemeter 滤纸式烟度计 |
| 9. | Part - flow smokemeter 部分流式烟度计 |
| 10. | Full flow opacimeter 全流式烟度计 |