| 摘要 |
A ducted fan unit is installed in a scale model airplane the unit being positioned centrally within the hollowed fuselage, and including an engine, with fan assembled thereto, secured to an aerodynamically sleek mounting bracket, the mounting bracket is secured to a cowl and positions the fan within the forward portion of the cowl, the rearward portion of the cowl includes a flow straightener having radially disposed spokes with curved forward portions to deflect the air flow linearly.
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