©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(,430079):,,,:;;:I206.6:A:1009-0266(2004)04-0012-04:20040118:(1978),,,,,,,,,,,;,,,,,:,,,,:,66,;,22,;,2,6:,,,,,,,,,,!:,,,!,,:,![1],[2],20,,,,,,,,,,(),:();();()[3],,20048Aug.,2004214JournalofJindongnanTeachersCollegeVol.21,NO.4©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(),,30,(),:,,,,,,,:[4],,,,,:,,,,,,[5],,,,,,,,,:,,,,,,,,,:,:,,,,,,,,,,,,,,,,,,,,,,,,,©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(),,,,,,,,,,,,,,;,,,;,,(),,,,,,,[6],[7],,[8],,,,,,!?,,,,,,,:,,[9],?,,,,,,?,?(),[10],,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,:,,,,![11],,,,,,,,©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:,,,,,,20,19::,,[12],,,,,,;,,,,,,,,,,,,,,,,,:,,,,,,,,,,;,,[13],,:,,,,,:,,,,,,,,,,,,,,,,:,,,,:,,,,,,,,,:[1].[J].,1985,(1).[2].[M].,1959.[3].[A].[C].1952.[4].[A].(14).,1982.[5].[A].(5)[C].,1986.[6]1958[7].[M]/,1979.27.[8].()[M].1988.234.[9],[N]..1984-07-26.[10](2)[M].712.[11][J]..1210[12][13][14].[M].,1982.()