求翻译：工业与民用建筑，市政公用建筑，公路工程，钢结构制作安装，园林古建筑工程，水利水电工程，土石方工程，建筑装修装饰工程，河湖整治工程，电力施工安装，建筑材料销售是什么意思？

[object Object]

Industrial and civil construction, municipal and public service building, road works, steel structure production installation, the garden, ancient construction debris from hydro-power projects, engineering, construction and decoration and decoration, river, lake and rectification works electricity i

Industry and civil construction, municipal administration public construction, highway engineering, steel structure manufacture installment, botanical garden historic building project, water conservation water and electricity project, cubic meter of earth and stone project, construction repair decor

Industrial and civil construction, municipal construction, highway engineering, fabrication and installation of steel structure, landscape and traditional construction, water conservancy and hydropower engineering, Earthwork, construction decoration project, Lake and river training works, electrical