英汉词典

1.Dmytro Melnychuk, rector of the national university, said: "Strontium-90, plutonium, and americium-241 are all extremely susceptible to upward atmospheric migration and dispersal via heat from fires."

国立大学校长DmytroMelnychuk说：“锶- 90、钚还有镅- 241都是极易通过大火的高温向大气层上迁移和散播的。”

2.Dmytro Melnychuk, rector of the national university, said: "Strontium-90, plutonium, and americium-241 are all extremely susceptible to upward atmospheric migration and dispersal via heat from fires."

国立大学校长DmytroMelnychuk说：“锶- 90、钚还有镅- 241都是极易通过大火的高温向大气层上迁移和散播的。”

3.Abstract The extraction of americium, plutonium and uranium by dicyclohexano 18 crown 6(DCH18C6)/1 octanol from HNO 3 solution and simulated HLLW are studied.

摘要研究了二环己基18冠6（DCH18C6）-正辛醇从硝酸溶液和模拟高放废液中镅、钚、铀的萃取。

4.That essentially means that it uses a radioactive element called americium-241 to spot smoke or harmful gasses.

从字面上可以了解到，它采用放射性元素镅241来探测烟雾或者有害气体。