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yum install unoconv openoffice.org-core openoffice.org-headless openoffice.org-pyuno openoffice.org-sdk openoffice.org-writer openoffice.org-calc openoffice.org-draw openoffice.org-langpack-zh_TW openoffice.org-langpack-zh_CN
rpm -ivh http://pkgs.repoforge.org/unoconv/unoconv-0.5-1.el6.rf.noarch.rpm