请输入您要查询的英文单词:
单词
rhm
释义
rhm
\ˈrəm\
noun
(
-s
)
Etymology:
r
oentgen per
h
our at one
m
eter
:
a unit of gamma-ray source intensity equal to the intensity of a source that delivers one roentgen of gamma-ray dosage per hour at a distance of one meter
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更新时间:2025/3/10 7:02:42