"0112/2///62720#UAA151" . . "Gigahertz Metre"@en . "GHz.m"^^ . . . "product of the 1,000,000,000-fold of the SI derived unit hertz and the SI base unit metre"^^ . "Gigahertz Meter"@en-us . "M18" . . . . "GHz\u22C5M" . . . . . . . "product of the 1 000 000 000-fold of the SI derived unit hertz and the SI base unit metre" . . "1e+09"^^ . .