For CentOS 7 run the following as root:

yum-config-manager --add-repo https://download.opensuse.org/repositories/home:/Alexander_Pozdnyakov/CentOS_7/sudo rpm --import https://build.opensuse.org/projects/home:Alexander_Pozdnyakov/public_keyyum updateyum install tesseract yum install tesseract-langpack-deu


windows下载地址：https://github.com/UB-Mannheim/tesseract/wiki

参考网址：https://blog.csdn.net/qq_37193537/article/details/81335165

https://blog.csdn.net/qq_14998713/article/details/78824859