|
|
|
"011_11"
 |
|
|
|
|
|
|
|
|
|
|
It's a scale model of an atom
|
|
|
|
|
|
|
|
"011_11"
|
|
|
|
|
|
|
|
|
|
|
It's a scale model of an atom
|
|
|
|