2015年9月 的存档信息

With a little more work

Oh, to be free like a bird. It’s been the stuff of fantacy, and of reality. Sort of. A self-contained flying man. This jet pack from 1960s had barely enough fuel to fly 30 seconds. So the dream languished for decades. Everyone agreed it was completely impractical , except Micheal Moshier. Micheal Moshier: The pilot controls the flaps with the rig… (阅读全文)