Dobson unit

短语

词形变化

Dobson units 复数 Dobson units

别名

DU

释义与例句

n.
  1. 1.

    A unit of measurement of the amount of a trace gas (typically ozone) in a vertical column through the Earth's atmosphere).

词源

Named after Gordon Dobson, a researcher at the University of Oxford who in the 1920s built the first instrument to measure total ozone from the ground.

来源：wiktionary