China has built a submarine with a propulsion system nobody else has. Watch out, US Navy
China’s new nuclear-battery attack submarine – a unique hybrid boat running on batteries like a conventional sub but which ...
来自MSN2 个月
Flying taxi 'Blackbird' uses boat-inspired propulsion system
CycloTech, an aviation firm based in Linz, has unveiled Blackbird, a flying taxi that uses a futuristic boat-inspired all-electric propulsion system. Blackbird has '360-degree manoeuvrability ...