High speeds are not a feature of this type of submarine operation, the speed of 20 knots anticipated by the sponsors of this proposal being probably an extreme value.
Izantya eziphezulu ayizozimbo zoluhlobo zokusebenza kweenkwili, isantya samashumi amabini omlinganiselo wesantya senqanawa ezisetyenziswa ngabameli besi sicelo esisemgangathweni.