Gunter's scale

英語（米国） (en-US) 英語（イギリス） (en-GB)

IPA（発音記号）

/ˌɡʌntəz ˈskeɪl/

名詞

A wooden rule, two feet long, on one side of which is marked scales of equal parts, of chords, sines, tangents, rhombs, etc., and on the other side scales of logarithms of these various parts, by means of which many problems in navigation and surveying may be solved mechanically, using only divides.

日本語の意味

航海や測量で用いられる、約60cm（2フィート）の木製の定規。片面には等間隔の目盛りが刻まれており、弦、正弦、正接、菱形などの尺度が示され、反対側にはこれら各尺度の対数目盛りが配置されている。

英語の意味

A wooden rule, two feet long, on one side of which is marked scales of equal parts, of chords, sines, tangents, rhombs, etc., and on the other side scales of logarithms of these various parts, by means of which many problems in navigation and surveying may be solved mechanically, using only divides.

このボタンはなに？

The surveyor used Gunter's scale to perform the triangulation more quickly, relying on its engraved scales of chords, sines, tangents, rhombs, and their logarithms.

測量士は、片面に弦、正弦、正接、菱形などの等間隔目盛りが、もう片面にそれらの量の対数目盛りが刻まれた全長約2フィートの木製定規を用いて、三角測量をより迅速に行った。

詳細

意味（1）

A wooden rule, two feet long, on one side of which is marked scales of equal parts, of chords, sines, tangents, rhombs, etc., and on the other side scales of logarithms of these various parts, by means of which many problems in navigation and surveying may be solved mechanically, using only divides.

Gunter's scales （ plural ）