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| frequency of wind | |||
| wind frequency | |||
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风频率 : 24 phrases in 9 subjects |
| Agriculture | 2 |
| Bridge construction | 2 |
| Desert science | 1 |
| Electric machinery | 1 |
| Port facilities | 1 |
| Rail transport | 1 |
| Technology | 3 |
| Transport | 1 |
| Wind Energy | 12 |
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