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| multilevel | |||
| multiple level | |||
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多能级 : 18 phrases in 10 subjects |
| Automobiles | 3 |
| Communications | 1 |
| Electronics | 2 |
| General | 1 |
| Hydroelectric power stations | 2 |
| Information technology | 1 |
| Metallurgy | 1 |
| Space | 2 |
| Technology | 4 |
| Telecommunications | 1 |
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