id	keyword
fumecheng-11007	sandwich
fumecheng-11007	honeycomb
fumecheng-11007	core
fumecheng-11007	beam
fumecheng-11007	structures
fumecheng-11007	materials
fumecheng-11007	vibration
fumecheng-11007	foam
fumecheng-11007	sandwich beam
fumecheng-11007	honeycomb sandwich
fumecheng-11007	frequency
fumecheng-11007	safaei