4K Male construction engineer in hard hat and reflective vest drinking coffee on reinforced concrete structure at skyscraper site 股票视频 Male construction engineer in hard hat and reflective vest drinking coffee on reinforced concrete structure at skyscraper site 股票视频
4K Professional male construction worker is using a finishing trowel to carefully apply plaster on wall demonstrating expertise in 股票视频 Professional male construction worker is using a finishing trowel to carefully apply plaster on wall demonstrating expertise in 股票视频
4K Professional male construction worker is using a finishing trowel to carefully apply plaster on a wall demonstrating professional 股票录像 Professional male construction worker is using a finishing trowel to carefully apply plaster on a wall demonstrating professional 股票录像
4K Male construction worker wearing protective gloves and plaid shirt spreading plaster smoothly across wall surface using 影视素材 Male construction worker wearing protective gloves and plaid shirt spreading plaster smoothly across wall surface using 影视素材
4K 一名在工厂工作的男子用磨床切割金属。一名在建筑工地工作的男子切下一块。一名工业工人使用角磨机 股票录像 一名在工厂工作的男子用磨床切割金属。一名在建筑工地工作的男子切下一块。一名工业工人使用角磨机 股票录像
4K A caucasian male construction worker cuts wall with grinder wearing respirator and safety glasses man uses to cut hole in brick 影视素材 A caucasian male construction worker cuts wall with grinder wearing respirator and safety glasses man uses to cut hole in brick 影视素材
4K 一名男性建筑工人戴着蓝色安全帽和安全背心在户外微笑，手持卷起的蓝图在城市街道上，带着一个 股票视频 一名男性建筑工人戴着蓝色安全帽和安全背心在户外微笑，手持卷起的蓝图在城市街道上，带着一个 股票视频
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