| 1. | Separating mechanism of passive pulsing air classifier 阻尼式脉动气流分选装置分选机理的基础研究 |
| 2. | Pas pulse air solenoid or system 排气负压脉冲空气电磁阀或系统 |
| 3. | Pair pulse air injection reaction system 二次喷气净化装置 |
| 4. | Pai or pair pulse air injection 排气负压脉冲空气喷射 |
| 5. | P - air pulse air induction reactor 二次空气导入装置 |
| 6. | Pacv pulse air check valve 排气负压脉冲空气止回阀 |
| 7. | Pas pulse air solenoid 脉冲输送空气电磁线圈 |
| 8. | Psv pulse air shutoff valve 脉冲空气切换阀 |
| 9. | Paf pulse air feeder 排气负压脉冲供气装置 |
| 10. | Pulse air jet bag filter 脉冲式袋滤集尘机 |