Leibniz wheel
名词 n.
英文释义
名词 n.
- A cylinder with a set of teeth of incremental lengths which, when coupled to a counting wheel, can be used in the calculating engine of a class of mechanical calculators.
词形变化
词源
Invented by Gottfried Wilhelm Leibniz in 1673.
0 次浏览
数据来源: Wiktionary