catflap.org Online Dictionary Query

  downcutting
     n.
     (lb en geology) An erosion process that deepens a channel by removing
  material from a stream's bed or a valley's floor.

  downcutting
     n.
     (lb en geology) An erosion process that deepens a channel by removing
  material from a stream's bed or a valley's floor.

  downcutting
     n.
     (lb en geology) An erosion process that deepens a channel by removing
  material from a stream's bed or a valley's floor.

  downcutting
     n.
     (lb en geology) An erosion process that deepens a channel by removing
  material from a stream's bed or a valley's floor.

  downcutting /dˈaʊŋkʌtɪŋ/
  Tiefenerosion , Tiefenschurf , Linearerosion , lineare Erosion, linienhafte Erosion, linienhafte Abtragung
     Synonyms: vertical erosion, degradation
  
   see: erosion, truncation, denudation, backward erosion, headward erosion, headcut erosion, retrograde erosion, retrogressive erosion, knickpoint retreat, potential erosion, interrupted erosion, surface erosion, sheet erosion, sheet wash, soil erosion, land erosion, river erosion, stream erosion, fluvial erosion, fluviatile erosion, lateral erosion, streambed erosion, bed erosion, channel scour, glacial erosion, exaration, streambank erosion, bank erosion, washing of a bank, rill erosion, rill wash, gully erosion, gullying, water erosion, wash, wind erosion, blowing erosion, aeolian erosion, eolation, deflation
  

     向下侵蚀; 下切作用