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活塞环
| 止动器
| 活塞环 | |
| dril. | obturator ring; piston curl; piston "o"ring |
| mech.eng. | oil control ring |
| met. | bule; piston ring |
| oil | piston ring |
| tech. | packing ring; piston ring tongs; spring ring |
| 止动器 | |
| met. | retainer |
| 活塞环: 444 phrases in 17 subjects |
| Agriculture | 1 |
| Architecture | 2 |
| Automobiles | 229 |
| Aviation | 1 |
| Chemistry | 1 |
| Compressors | 25 |
| Construction | 1 |
| Drilling | 3 |
| Electronics | 1 |
| General | 2 |
| Metallurgy | 4 |
| Nautical | 3 |
| Oil / petroleum | 3 |
| Plastics | 4 |
| Refrigeration | 1 |
| Shipbuilding | 23 |
| Technology | 140 |