Locman.kz

-


- , PR

$
€
P



260 .








8
-








7
,  ,








5
, -,








5
. , .
Phys.org.








5
,
.








7
.








7
, " ,
, "








2
.








8
:
.








8
...




4.531 . 		- - .
Copyright 2007-2015 All Rights Reserved