1815-5944 1815-5944 S1815-59442018000200077 Cuba Cuba Cuba 00 08 2018 00 08 2018 21 2 77 81

1 2000 3 4 4 13-9 2 2002 3 International Atomic Energy Agency 2002 4 2007 5 2012 2 2 2 25-9 6 2005 7 2016 19 2 2 78-84 8 2013 29 3 3 47-257 9 2013 3 2 2 119-29 10 2012 4 3 3 30-43 11 2012 15 1 1 34-43 12 2012 21 3 3 55-61