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方螺栓 : 48 phrases in 13 subjects |
| Agriculture | 1 |
| Architecture | 1 |
| Automobiles | 11 |
| Chemistry | 1 |
| Construction | 1 |
| Drilling | 2 |
| General | 2 |
| Hydroelectric power stations | 1 |
| Mechanic engineering | 1 |
| Metallurgy | 2 |
| Technology | 23 |
| Textile industry | 1 |
| Wind Energy | 1 |
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