関連ワード:  what is ec in vande bharat    what is ec in vande bharat coach    what is ec class in vande bharat    what is ec seat in vande bharat express    what is ec ticket in vande bharat    what is cc ec in vande bharat train    what is ec category in vande bharat    what is ec means in vande bharat train    what is ec coach in vande bharat express    what is ec compartment in vande bharat