单词:piezoelectric cutter
单词:piezoelectric cutter 相关文章
Chapter 27 A story Once upon a time in an old forest, there was a poor wood cutter cutting wood by the lake. One day, his axe accidently fell into the lake. The poor wood cutter didnt know how to swim, so he could do nothing but sat by the lake and p
最新研制一种新的医疗设备,可以利用身体动作来充电。 Novel materials could allow the implantation of flexible, rechargeable batteries that would constantly recharge from the body's own movements--even just breathing. Cynthia Gr
This is Scientific Americans 60 Science, Im Cynthia Graber. Thisll just take a minute. Batteries add weight, and they need recharging. Thats serious business for implanted medical devices. When the batteries die, patients sometimes have to undergo an
The StonecutterOnce upon a time there was a stone cutter. The stone cutter lived in a land where a life of privilege meant being powerful. Looking at his life he decided that he was unsatisfied with the way things were and so he set out to become the
M.I.T. researchers have developed a piezoelectric fiber that would react to electric currents and have the potential to record or produce audio. Clothing is so yesterday. I mean, really, what can it do? It cant pick up sound, or beep at us if somethi
Bob McConnell, a retired engineer, set up a new wireless router in his home this year to get faster Internet speeds. Instead, he got the opposite, with his iPad often getting no wireless connection in his bedroom 为了获得更快的上网速度,退