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Facet browsing: Date Issued

Current Search ((ALL：自润滑复合材料))
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2003 1 2002 1 1997 1
1995 5 1994 1 1993 4
1992 4 1991 1 1990 1
1989 2 1988 1 1987 2
1986 1 1985 2 1984 2
1983 1 1982 4 1981 5
1980 1 1978 1