标签：Auto-Pilot - 英国华人论坛

The I-See system uses a truck’s kinetic energy to 'push' the vehicle up hills. On downhill gradients, the same energy is used for acceleration.Currently, kinetic energy is often dispersed as surplus heat.Fuel efficiency is an increasingly i...英国华人论坛

Ever seen those skilled plate-spinning men on TV?They'd stand in the middle of the ring and balance a 10"fine china plate on a stick and keep it spinning in theair for ages... then they'd move on to another plate...and another, until they ha...英国华人论坛