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| conical wave | |||
| pyramidal wave | |||
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锥形波 : 24 phrases in 10 subjects |
| Aerohydrodynamics | 1 |
| Air defense | 1 |
| Aviation | 1 |
| Electronics | 3 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Information technology | 1 |
| Space | 3 |
| Technology | 11 |
| Telecommunications | 1 |
| Textile industry | 1 |
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