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| 弹簧圈环 | |||
| 弹簧环 | |||
| 开口环 | |||
| 弹簧圈 | |||
| 弹簧挡圈［垫圈］ | |||
| 活塞环; 铁丝弹簧圈 | |||
| spring ring: 52 phrases in 12 subjects |
| Angling hobby | 1 |
| Automobiles | 11 |
| Compressors | 1 |
| Construction | 1 |
| Drilling | 2 |
| Electric machinery | 2 |
| Oil / petroleum | 3 |
| Plastics | 1 |
| Rail transport | 5 |
| Space | 3 |
| Technology | 21 |
| Telecommunications | 1 |
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