myeclipse导入maven项目后报错，求各位大牛看看什么问题

[ERROR] 'dependencies.dependency.(groupId:artifactId:type:classifier)' must be unique: oracle:ojdbc6:jar -> duplicate declaration of version 10.2.0.4.0 @ com.asiainfo:osi:1.0.0.20160425, E:\User\Workspaces\osi_____\pom.xml
[ERROR] 'dependencies.dependency.(groupId:artifactId:type:classifier)' must be unique: expressionJ:expressionJ:jar -> duplicate declaration of version 2.6.3 @ com.asiainfo:osi:1.0.0.20160425, E:\User\Workspaces\osi_____\pom.xml
[ERROR] 'dependencies.dependency.(groupId:artifactId:type:classifier)' must be unique: org.freemarker:freemarker:jar -> version 2.3.20 vs 2.3.23 @ com.asiainfo:osi:1.0.0.20160425, E:\User\Workspaces\osi_____\pom.xml

pom文件里面的引用重复了。。。