roentgen

名词 roentgen:

1. a unit of radiation exposure; the dose of ionizing radiation that will produce 1 electrostatic unit of electricity in 1 cc of dry air
   同义词：R
2. German physicist who discovered x-rays and developed roentgenography (1845-1923)
   同义词：Wilhelm Konrad Roentgen, Rontgen, Wilhelm Konrad Rontgen

roentgen 也作 rônt.gen

n.Abbr. R,r（名词）缩写 R,r
A unit of radiation exposure equal to the quantity of ionizing radiation that will produce one electrostatic unit of electricity in one cubic centimeter of dry air at 0=C and standard atmospheric pressure.
伦琴：一种辐射照射的计量单位，相当于零摄氏度时在标准大气压下，一平方厘米的干燥空气中产生电流的一个静电单位的致电离辐射量

来源：
After &B{Wilhelm Konrad} Roentgen
源自 &B{威廉·康拉德} Roentgen

【引伸】
roent.gen
adj.（形容词）