「abney level」の発音の仕方
「abney level」の独自の発音を追加します
「abney level」の意味と定義
- Noun
a surveying instrument consisting of a spirit level and a sighting tube; used to measure the angle of inclination of a line from the observer to the target
同義語:
a surveying instrument consisting of a spirit level and a sighting tube; used to measure the angle of inclination of a line from the observer to the target