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| hoist; headstock gear; lifter | |||
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启闭机 : 73 phrases in 7 subjects |
| Air defense | 2 |
| Automobiles | 1 |
| Electronics | 8 |
| General | 1 |
| Hydraulics | 12 |
| Hydroelectric power stations | 20 |
| Technology | 29 |
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