| 1. | Small craft - backfire flame control for petrol engines
小艇汽油发动机逆火火焰控制 |
| 2. | Small craft . backfire flame control for petrol engines
小艇.引擎回火火焰控制 |
| 3. | Small craft - backfire flame control for petrol engines
小型船舶.汽油发动机意外着火控制 |
| 4. | Factors influencing the exhausts discharged by petrol engine
影响汽油机排气排放物的因素 |
| 5. | Small craft - ventilation of petrol engine and or petrol tank compartments
小艇汽油机和或汽油柜舱室的通风 |
| 6. | Small craft . ventilation of petrol engine and or petrol tank compartments
小艇.汽油发动机和或汽油柜舱的通风 |
| 7. | Small craft - ventilation of petrol engine and or petrol tank compartments
小型船舶.汽油发动机和或汽油箱室的通风 |
| 8. | The invention of the petrol engine touched off a revolution in transport
汽油发动机的发明引发了运输业的一场革命。 |
| 9. | The precursor of the modern car was a horseless carriage with a petrol engine
现代汽车的前身是不用马拉的，装有汽油发动机的车子。 |
| 10. | Small craft - inboard petrol engines - engine - mounted fuel and electrical components
小艇.船内汽油发动机.安装发动机用燃料和电气元件 |
