资料来源 : pyDict

掺镁铌酸锂光参量振荡器

资料来源 : WordNet®

mg
     n 1: one thousandth (1/1,000) gram [syn: {milligram}]
     2: a light silver-white ductile bivalent metallic element; in
        pure form it burns with brilliant white flame; occurs
        naturally only in combination (as in magnesite and
        dolomite and carnallite and spinel and olivine) [syn: {magnesium},
         {atomic number 12}]

资料来源 : Free On-Line Dictionary of Computing

mg
     
         The {country code} for Madagascar.
     
        (1999-01-27)