| 摘要 |
<p>A rotor blade of a helicopter is presented. In an embodiment, the rotor blade includes a body; and a heating mat arranged in the body and configured to supply heat to said body. The heating mat includes a first plurality of fibers and a second plurality of fibers electrically connected to the first plurality of fibers. The first plurality of fibers define a positive angle smaller than about +45° relative to a first direction perpendicular to a longitudinal direction of the body. The second plurality of fibers define a negative angle greater than about -45° relative to the first direction.</p> |
