Close-up at metal pipe connection joint of the working platform scaffold at the house building work site. Industrial equipment and object, selective focus.图片
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Close-up at metal pipe connection joint of the working platform scaffold at the house building work site. Industrial equipment and object, selective focus.
素材ID:1769504798

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  • 格式:JPG
  • 作者:Nattawit
  • 最大分辨率:9110 x 5125px
  • 最大输出:77.13 x 43.39cm (300dpi) | 321.38 x 180.80cm (72dpi)

关键词

体系结构职业接头安全材料项目发展机械安全栏杆高度工业工程余额地板框架工作危害现场工作场所大梁大括号行业结构脚手架设备脚手架管道施工风险金属建设者房子不安全站台检查建筑工厂线导管危险