4K Yellow bulldozer transported on red flatbed truck through city street heavy equipment logistics concept yellow bulldozer 股票视频 Yellow bulldozer transported on red flatbed truck through city street heavy equipment logistics concept yellow bulldozer 股票视频
4K 从上方看，一台大型黄色推土机正在前方移动，平整道路，为铺设沥青做准备。重型建筑机械正在建造新的高速公路 股票视频 从上方看，一台大型黄色推土机正在前方移动，平整道路，为铺设沥青做准备。重型建筑机械正在建造新的高速公路 股票视频
4K Overhead hoist hook close up factory interior worker wearing green hardhat inspects cable and operates media personnel examine 影视素材 Overhead hoist hook close up factory interior worker wearing green hardhat inspects cable and operates media personnel examine 影视素材
4K Construction workers walking and observing the site with a focused professional demeanor surrounded by industrial materials gray 股票视频 Construction workers walking and observing the site with a focused professional demeanor surrounded by industrial materials gray 股票视频
4K Worker in hard hat and high visibility vest steadies wrapped cylindrical equipment beside blue tanker unit during crane handling 影视素材 Worker in hard hat and high visibility vest steadies wrapped cylindrical equipment beside blue tanker unit during crane handling 影视素材
4K Technicians inspecting oversized diesel engine on mobile chassis inside industrial maintenance bay with raised platform two 股票录像 Technicians inspecting oversized diesel engine on mobile chassis inside industrial maintenance bay with raised platform two 股票录像
HD Close up of yellow tractor loader at the construction site 剪辑 Equipment and machinery concept, tractor standing near 影视素材 Close up of yellow tractor loader at the construction site 剪辑 Equipment and machinery concept, tractor standing near 影视素材
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