const double FGJSBBase::Reng = 1716.0;
const double FGJSBBase::SHRatio = 1.40;
const string FGJSBBase::needed_cfg_version = "1.60";
const double FGJSBBase::Reng = 1716.0;
const double FGJSBBase::SHRatio = 1.40;
const string FGJSBBase::needed_cfg_version = "1.60";