请输入您要查询的字词:
单词
释义
Encyclopedia
理学
放射性元素
释
meitnerium
人工放射性元素,元素符号Mt,原子序数109,半衰期最长的同位素的质量数278。属周期系Ⅷ族。为纪念核物理学家和放射化学家L.迈特纳[注]而命名。曾被称为109号元素(unnilennium),符号Une。
随便看
radiation damping in infinite foundation of the dam
radiation decomposition
radiation degradation
radiation density
radiation-density constant
radiation density meter
radiation destruction
radiation detection
radiation detector
radiation detector assembly
radiation detector signal amplification and readout circuit
radiation direct action
radiation directivity
radiation disinfestation
radiation displacement effect
radiation dominated era
radiation-dominated fluid
radiation dominated gas
radiation dominated universe
radiation dose
radiation dose measurement
radiation dose monitoring
radiation dosimeter
Radiation dosimetry
radiation dosimetry
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/1/18 8:33:28