roentgen

同义
roentgen r
词性
n
解释
a unit of radiation exposure; the dose of ionizing radiation that will produce 1 electrostatic unit of electricity in 1 cc of dry air
示例
None

同义
roentgen rontgen wilhelm konrad roentgen wilhelm konrad rontgen
词性
n
解释
German physicist who discovered x-rays and developed roentgenography (1845-1923)
示例
None