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| 混凝土升运塔; 混凝土升降机 | |||
| 混凝土塔筒 | |||
| concrete tower: 26 phrases in 6 subjects |
| Animal husbandry | 1 |
| Metallurgy | 1 |
| Navigation | 2 |
| Rail transport | 2 |
| Technology | 17 |
| Wind Energy | 3 |
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