id	keyword
fumecheng-13327	vehicle
fumecheng-13327	truck
fumecheng-13327	car
fumecheng-13327	drag
fumecheng-13327	airflow
fumecheng-13327	lateral
fumecheng-13327	fig
fumecheng-13327	crosswind
fumecheng-13327	numerical
fumecheng-13327	aerodynamic
fumecheng-13327	velocity