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单词 main-and-tail
释义

Definition of main-and-tail in English:

main-and-tail

adjective
Mining
  • Designating a single-track haulage system in which one rope (the main rope) is used to pull a set of loaded cars out of a mine, and a tail-rope is used to pull the empty cars back inside.

Origin

Early 20th century.

 
 

Definition of main-and-tail in US English:

main-and-tail

adjective
Mining
  • Designating a single-track haulage system in which one rope (the main rope) is used to pull a set of loaded cars out of a mine, and a tail-rope is used to pull the empty cars back inside.

Origin

Early 20th century.

 
 
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更新时间:2024/12/23 23:03:59