13GPP TS 36.104 v10.1.0, Base Station (BS) radio transmission and reception (Release 10). 2010-12.
2Rhoades J D,Loveday J.Salinity in irrigated agriculture[A].In:Steward B A,Nielsen D R,eds.American Society of Civil Engineers Irrigation of Agricultural Crops(Monograph 30)[C].New York:American Society of Agronomists,1990.1089~1142.