- baffle sill
- baffler threshold
- energy-dissipating sill
- 消: disappear; vanish
- 能: ability; capability; skill
- 槛: threshold
- 沟中消能槛: ditch check
- 消能: baffle; damping; deenergise; deenergize; dissipation of energy; energy di ipation; energy dissipating; energy dissipation; engine dissipation; surge
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