yum install maven -y

看看是否安装成功

[root@zjj101 soft]# mvn -version
Apache Maven 3.0.5 (Red Hat 3.0.5-17)
Maven home: /usr/share/maven
Java version: 1.8.0_201, vendor: Oracle Corporation
Java home: /usr/java/jdk1.8.0_201-amd64/jre
Default locale: zh_CN, platform encoding: UTF-8
OS name: “linux”, version: “3.10.0-957.el7.x86_64”, arch: “amd64”, family: “unix”