pom文件中的repositories配置

<repositories>
        <repository>
            <id>offical</id>
            <name>Maven Official Repository</name>
            <url>http://repo1.maven.org/maven2</url>
            <snapshots>
                <enabled>false</enabled>
            </snapshots>
        </repository>
        <repository>
            <id>repo2</id>
            <name>Human Readable Name for this Mirror.</name>
            <url>http://repo2.maven.org/maven2/</url>
        </repository>
        <repository>
            <id>CN</id>
            <name>OSChina Central</name>
            <url>http://maven.oschina.net/content/groups/public/</url>
        </repository>
        <repository>
            <id>alimaven</id>
            <name>aliyun maven</name>
            <url>http://maven.aliyun.com/nexus/content/groups/public/</url>
        </repository>
        <repository>
            <id>spring-milestone</id>
            <url>https://repo.spring.io/libs-milestone</url>
        </repository>
        <repository>
            <snapshots><enabled>true</enabled></snapshots>
            <id>repository.spring.snapshot</id>
            <name>Spring Snapshot Repository</name>
            <url>http://repo.spring.io/snapshot</url>
        </repository>
		<repository>
			<id>net-cn</id>
			<name>Human Readable Name for this Mirror.</name>
			<url>http://maven.net.cn/content/groups/public/</url>
		</repository>
		<repository>
			<id>nexus</id>
			<name>Team Nexus Repository</name>
			<url>http://192.168.1.178:8081/nexus/content/groups/public</url>
		</repository>
	</repositories>