| 1. | He produced an electric spark across a gap between two metal balls by applying an electric current to them .
他把电流接通到两个金属球上而在其间的间隙处产生火花。 |
| 2. | We shall start the block from rest at the center point of the track and force them apart by exploding the cap with an electric spark .
开始时，将两个滑块静止置放在槽的中心，然后利用电火花引爆雷管，迫使它们分开。 |
| 3. | We shall start the blocks from rest at the center point of the track and force them apart by exploding the cap with an electric spark .
开始时，将两个滑块静止置放在槽的中心，然后利用电火花引爆雷管，迫使它们分开。 |
| 4. | We shall start the two blocks from rest at the center point of the track and force them apart by exploding the cap with an electric spark .
开始时，将两个滑块静止置放在槽的中心，然后利用电火花引爆雷管，迫使它们分开。 |
| 5. | An electric spark ignites the petrol in a car engine
电火花点燃了汽车引擎。 |
| 6. | Electrode loss of electric spark machining and its countermeasures
电火花加工电极损耗及其控制对策 |
| 7. | Manually operated piezo - electric spark gas ignition systems and components
手动压电式火花燃气点火系统和部件 |
| 8. | Manually - operated piezo - electric spark gas ignition systems and components
人工操作压电型电火花气体点火装置和元件 |
| 9. | Distortion and cracking analysis of the quenched workpiece after electric spark cutting
淬火工件线切割畸变和开裂原因分析 |
| 10. | Manually - operated piezo - electric spark gas ignition systems and components ; addenda
人工操作的压电型电火花气体点火装置和元部件.补充件 |
