I-shaped rigid beam for e.g. transport aircraft, has hollow web formed of rigid element made of composite fiber material and thermohardenable resin, where rigid element is made by continuous filamentary rolling in machine
摘要
<p>The beam has a hollow web formed of a rigid element made of composite fiber material and thermohardenable resin. The rigid element is made by continuous filamentary rolling in a machine. Three axles are joined to the element to set the element in a mold.</p>
