Open trapdoor locking part. Close up of open staircase hatch in scaffolding tower. Construction site safety and security. Prevent work related accident concept. Selective focus.图片
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Open trapdoor locking part. Close up of open staircase hatch in scaffolding tower. Construction site safety and security. Prevent work related accident concept. Selective focus.
素材ID:1779395320

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  • 格式:JPG
  • 作者:Petra Richli
  • 最大分辨率:4000 x 2471px
  • 最大输出:33.87 x 20.92cm (300dpi) | 141.11 x 87.17cm (72dpi)

关键词

保护楼梯安全立面紧固装修项目打开系统梯子机制保护安全工作地点净值工业工程支持围墙级别访问权限框架外部危害外部特写镜头构建舱口舱门关闭塔台行业结构脚手架设备脚手架施工站台连接加拿大