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| supersonic flow; ultrasonic current; ultrasonic flow | |||
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| hypersonic flow | |||
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超 声波 流 : 36 phrases in 9 subjects |
| Aviation | 7 |
| Earth sciences | 1 |
| Electronics | 1 |
| Hydroelectric power stations | 4 |
| Metallurgy | 1 |
| Rail transport | 1 |
| Space | 1 |
| Steel production | 1 |
| Technology | 19 |
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