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Title
Joint of steel structure with bolt and nut at construction site #163318295
Description
Joint of steel structure with bolt and nut at construction site bridge on the rooftop sunrise, architecture, assemblies, beam, bolting, bolts, building, business, center, calculation, ceiling, civil, concept, danger, details, engineering, exterior, fabricate, framework, geometry, height, high-tech, industrial, infrastructure, install, iron, light, manufacturing, materials, metal, modern, new, outdoor, parallel, pattern, perspective, production, professional, profile, project, purlin, rafter, receive, morning