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调速助力器
| 活塞杆
| 调速助力器 | |
| tech. | governor booster |
| 活塞杆 | |
| gen. | tail-rod |
| auto. | piston driver |
| avia. | piston ring |
| el.mach. | piston arm |
| manag. | piston-rod |
| met. | connecting rod; piston rod |
| |||
| governor booster | |||
| 调速助力器: 2 phrases in 1 subject |
| Technology | 2 |