| 释义 |
Definition of Abney level in English: Abney levelnounˈabni Surveying A kind of clinometer consisting of a sighting tube, spirit level, and graduated scale. Example sentencesExamples - Participants will get hands on experience working with laser levels, hand levels, Abney levels and Clinometers.
- They will also learn how to use an Abney level to measure tree height.
- The equipment used consists of hand held Abney levels, tape measures and ranging poles.
- The equipment used for monitoring includes Abney levels, ranging roles, tape measure and datasheets.
- If you don't want to buy an Abney level and you wish to be accurate, you can use a homemade Boudreaux Level you can make from an art protractor from Wall-mart.
Origin Late 19th century: named after Sir William Abney (1844–1920), English scientist. |