During the autumn days, preparations for winter include the reconstruction of heating networks and municipal infrastructure facilities.图片
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During the autumn days, preparations for winter include the reconstruction of heating networks and municipal infrastructure facilities.
素材ID:1766890693

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  • 格式:JPG
  • 作者:LUBA
  • 最大分辨率:4000 x 3000px
  • 最大输出:33.87 x 25.40cm (300dpi) | 141.11 x 105.83cm (72dpi)

关键词

城市网络工作道路安全管道材料服务项目城市发展水暖系统排水污垢接地塑料工业环境工程实用程序挖掘已损坏维护保养海沟现代基础设施衰变行业设备户外管道施工技术详图安装街道沥青公共修理潮湿线连接开挖供应危险电缆下水道