|
|
적색스테인
|
|
 |
abmqlkYRnUJVc |
 |
371 |
|
 |
| Not available at the moment http://beeg-beeg.in.net/ beegcom A research team at Harvard has created a remarkable proof of concept device: a thin, transparent speaker powered by ions instead of electricity. Such "ionic devices" could lead to artificial muscles, telescopic contact lenses, and more. |
|
 |
Odell |
 |
2019-09-18 02:22:30 |
|
|
|
|
|
|
|
|
|
