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| low-velocity flow | |||
| low speed flow | |||
| low-speed flow | |||
| 低速流: 24 phrases in 12 subjects |
| Air defense | 1 |
| Aviation | 1 |
| Computer numerical control | 1 |
| Drilling | 2 |
| Electric machinery | 2 |
| Electronics | 1 |
| Hydroelectric power stations | 2 |
| Metallurgy | 1 |
| Oil / petroleum | 1 |
| Rail transport | 1 |
| Space | 2 |
| Technology | 9 |
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