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单词 ruling grade
释义

Definition of ruling grade in English:

ruling grade

noun
  • The steepest gradient on a given stretch of track or road.

Origin

Mid 19th century.

 
 

Definition of ruling grade in US English:

ruling grade

noun
  • The steepest gradient on a given stretch of track or road.

Origin

Mid 19th century.

 
 
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更新时间:2024/12/23 9:51:13