air dose rate; ambient dose rate
Technical term used in radiation monitoring, especially for environmental radioactivity. Refers to the radiation dose per unit time in air at a given location.
Measurements of the air dose rate are continuing in Fukushima Prefecture.
Decontamination was carried out in areas with high air dose rates.
Compound of 空間 (space, air), 線量 (radiation dose), and 率 (rate).