| 摘要 |
A method and a device for preventing at least the driver of a vehicle to be subjected to the influence of an alternating field generated by naturally occurring geophysical fields as the vehicle moves, where in there is established in the vehicle as it moves an electromagnetic alternating field having a frequency in the range of at least 8 Hz to at most 30 Hz, preferably a frequency in the range of 12-30 Hz, with the aid of means adapted to generate said electromagnetic alternating field. |
