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| 大型发动机气门上装的柱活塞 | |||
| 阀门活塞 | |||
| 阀活塞 | |||
| 阀门柱塞; 阀门活塞〔柱塞〕 | |||
| valve piston: 76 phrases in 12 subjects |
| Agriculture | 2 |
| Automobiles | 10 |
| Aviation | 1 |
| Compressors | 3 |
| Drilling | 2 |
| Hydroelectric power stations | 1 |
| Metallurgy | 2 |
| Nautical | 2 |
| Oil / petroleum | 6 |
| Rail transport | 3 |
| Refrigeration | 1 |
| Technology | 43 |
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