RHM


Meaning of RHM in English

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

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.