略語大辞典 [E] 24 HTGCR high temperature gas-cooled reactor; 高温ガス冷却炉. 高圧ヘリウムガスで冷却する原子炉.high temperature gas-cooled reactor; or HTGR; a nuclear fission reactor; [E:Phys:Chem]. 丸善「略語大辞典」JLogosID : 11877366