| 1. | Pr - 15000d - 15 tanks optical lenses cleansing system 型十五槽光学镜片清洗系统 |
| 2. | Pr - 16000d semi - enclosed optical ultrasound cleansing system 半封闭式光学超声波清洗系统 |
| 3. | Study on the traveling mechanism of the oilcan cleaning system 油罐清洗系统移动机构的研究 |
| 4. | Pr - 6000qzd six trough metal parts ultrasound cleansing system 六槽式金属零件超声波清洗系统 |
| 5. | Pr - 8000d series of eight type optical lenses ultrasound cleansing system 系列八槽式光学镜片超声波清洗系统 |
| 6. | Pr - 4000qzd gas closed fully automatic ultrasonic cleaning system Pr - 4000qzd气相封闭式全自动超声波清洗系统 |
| 7. | Pr - 8000qzd type of ultrasonic cleaning system fully automatic pneumatic Pr - 8000qzd型全自动气动式超声波清洗系统 |
| 8. | The technical improvement of the glue - globe cleaning system for the condenser 关于凝汽器胶球清洗系统的技术改进 |
| 9. | Pr - 8000qzd - pneumatic cargo arm of fully automatic ultrasonic cleaning system 型气动门吊臂式全自动超声波清洗系统 |
| 10. | Pr - 4000 series of fully automatic cleaning metal parts ultrasound system Pr - 4000系列全自动金属零件超声波清洗系统 |