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down stream face | |||
air face | |||
downstream face; downstream surface | |||
lee face | |||
downstream side | |||
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downstream face |
下游面: 18 phrases in 5 subjects |
Electronics | 1 |
Explosives and Explosive Ordnance Disposal | 1 |
General | 1 |
Hydroelectric power stations | 3 |
Technology | 12 |