5. System for voice command in a harsh environment, for implementing the process according to claim 1, characterized in that it includes an acquisition device linked to an acoustico-phonetic decoding device, itself linked to a recognition supervision device, as well as to a voice recognition device, which is itself linked to a dictionary, to the recognition supervisor device and to a syntax recognition device, the latter being linked to a dialogue storage device, which is linked to the supervisor device.
5. System for voice command in a harsh environment, for implementing the process according to claim 1, characterized in that it includes an acquisition device linked to an acoustico-phonetic decoding device, itself linked to a recognition supervision device, as well as to a voice recognition device, which is itself linked to a dictionary, to the recognition supervisor device and to a syntax recognition device, the latter being linked to a dialogue storage device, which is linked to the supervisor device. 6. System according to claim 5, characterized in that it is linked to a memory card interface, co-operating with customization memory cards in each of which are stored parameters relating to the corresponding speaker.