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Facet browsing: Date Issued

Current Search ((ALL：聚四氟乙烯))
Filters ((Community：非现建制) AND (Document Type：期刊论文))
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1997 1 1995 2 1994 3
1993 3 1992 3 1991 6
1990 2 1989 4 1988 1
1987 2 1986 4 1985 1
1984 5 1983 4 1982 9
1981 4 1980 2 1979 2
1977 1 1966 1