外がい部ぶ被ひ曝ばく

noun

external exposure (to radiation)

Technical term used in radiation protection and nuclear contexts. Refers to radiation exposure from sources outside the body.

• 原げん子し力りょく施し設せつでは、作さ業ぎょう員いんの外がい部ぶ被ひ曝ばくを最