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receiving nozzle | |||
bell mouth inlet | |||
bellmouth entrance | |||
tapered inlet | |||
bell-mouth entrance; flared access; trumpet inlet | |||
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tapered inlet |
喇叭 形进口 : 13 phrases in 4 subjects |
Electronics | 1 |
Hydroelectric power stations | 6 |
Shipbuilding | 2 |
Technology | 4 |