Từ khóa: [ bo giac noi chuyen doi dau nap gas ] - [ bo dung cu tac ong ga lanh co nho ] - [ may bom chan khong dan lanh ] - [ day dan ap ga lanh ] - [ bo dau noi kiem tra ro ri he thong lanh cho xe chau a ] - [ may hut chan khong va nap ga lanh tu dong ]