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| M 随 M 的变化 | |||
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variation with : 23 phrases in 10 subjects |
| Bridge construction | 1 |
| Earth sciences | 2 |
| Ecology | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| General | 2 |
| Geophysics | 5 |
| Hydroelectric power stations | 1 |
| International trade | 1 |
| Technology | 8 |
| Wind Energy | 1 |
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