释义 |
boltz·mann's constant \ˈbōltsmənz-, -ˌmänz-\ noun Usage: usually capitalized B Etymology: after Ludwig Boltzmann died 1906 Austrian physicist : the ideal gas constant per molecule being the ratio of the molar gas constant to the number of molecules of a substance in a gram molecule and having a value of about 1.3803×10-16 ergs per degree C |