CORC
当前检索式 ((ALL:极区电离层))
限定条件
共34条,第1-34条
2019 2 2018 2 2017 8
2016 3 2015 2 2014 4
2013 4 2012 5 2011 4
2010 3 2009 1 2008 2
2007 6 2006 6 2005 11
2003 2 2002 3 2001 3
2000 7 1999 3 1998 2
1997 2 1996 1 1995 2
1992 1 1991 1 1989 2
1988 2 1987 1 1986 1
1985 2 1984 2 1983 2
1977 1

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