Raspadskaya Coal Company has put 2 unmanned flying vehicles in operation.
They will increase the safety and speed of mining operations, as well as the precision of calculations.
During a 30-minute flight the drone can take 500 pictures.
The maximum height of the quadrocopter filming is 500 meters.
The new drones can operate under complex weather conditions: at the temperature of –20 degrees C and with the wind velocity of up to 12 meters per second. (Ukrainian metal)
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