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Pantograph
01
mechanical device used to copy a figure or plan on a different scale
02
a component of an electric train that connects it to overhead wires for drawing power
Example
Engineers design pantographs to withstand varying speeds and weather conditions, maintaining reliable electrical connections.
The pantograph on an electric train extends upwards to make contact with the overhead wires, ensuring continuous power supply.
Train operators regularly monitor the pantograph 's position and contact pressure to optimize power transmission.
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