manual soil compaction during construction work, laborer using tamping rod to prepare foundation base, construction worker manually tamping soil to stabilize foundation before setting posts
素材ID:1762014697

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  • 格式:MOV
  • 时长:00:07
  • 作者:bisonov
  • 最大分辨率:3840 x 2160px

关键词

白色例行程序承包商弄脏了地球污垢努力接地压实工作地点吉恩围墙级别砂砾海沟尘土飞扬现场行业劳动者基脚设备施工基础夯实砾石手册稳定性工具铲子引导姿势