求翻译：公司拥有红外线、桥切机、全自动磨机、组合锯、单片锯、定厚机、磨边机、绳锯、矿山锯和挖掘机等大型机械设备30余台。是什么意思？

Company has a combination of infrared, qiaoqieji, automatic milling machines, saws, single Web, thicknessing machine, grinding machine, wire saws, saws and excavators and other large machinery and equipment of mine over more than 30.