Flexible composite materials , functional composite material for air ship (OF21-1000) Description: OF21-1000, which is of great quality stability, is ...
Flexible composite materials , functional skin composite material of airship (OV21-700) Description: OV21-700 is special functional composite material ...
Flexible composite materials , Flexible and functional composite material (OP11-1000) Description: OP11-1000, one kind of light aerostatics applied .....