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多共振往复水柱
multiresonant oscillating water column
多级往复水流生物反应器
multi-stage reversing-flow bioreactor
往复式发动机水流
flow in reciprocating engine
往复水柱
oscillating water column
每分钟泵往复次数
number of pump strokes per minute
轴向往复式水力机械
axial reciprocating hydraulic machines
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