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单词 Abney level
释义

Abney level

noun

Ab·​ney level
ˈabnē-
: a surveying clinometer consisting of a short telescope, bubble tube, and graduated vertical arc used especially for measuring tree heights

Word History

Etymology

after Wm. de Wiveleslie Abney †1920 English scientist

First Known Use

1883, in the meaning defined above

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更新时间:2024/11/10 16:56:27