directorate-general for dangerous goods and combined transport regulation Türkçe, directorate-general for dangerous goods and combined transport regulation Türkçesi, directorate-general for dangerous goods and combined transport regulation Türkçe çevirisi; directorate-general for dangerous goods and combined transport regulation nedir, directorate-general for dangerous goods and combined transport regulation ne demek; directorate-general for dangerous goods and combined transport regulation anlamı, directorate-general for dangerous goods and combined transport regulation tanımı