hoppus foot

名词 n.
中文释义

英文释义

名词 n.
  1. A unit of measurement for the volume of timber in the round, with a value equal to 1.27 cubic feet, where the cross-sectional area is taken as the square of one quarter of the circumference of the round.

词形变化

hoppus feet plural

词源

Named after Edward Hoppus, an 18th-century English surveyor.
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