The twisters for composed of anisotropic material were designed and manufactured.And two kinds of directional-composites were made:one was fiber direction verti
For autonomous MUAV,the Ground Control Station(GCS)including hardware and modular software programming such as control modular,navigation modular,display modula
In order to determine the dynamic stress intensity factors(DSIFs)for a single edge crack at the center hole of a finite plate under a compressive step loading p