二に次じ冷れい却きゃく水すい

noun

secondary cooling water

Technical term used in nuclear engineering, especially for the secondary coolant loop in a pressurized water reactor (PWR).

• 加か圧あつ水すい型がた原げん子し炉ろでは、二に次じ冷れい却きゃく水すいが蒸じょう気