construction master wiring steel reinforcement cage for columns at construction site - 結構鋼 個影片檔及 b 捲影像00:12
construction master wiring steel reinforcement cage for columns at construction site - 結構鋼 個影片檔及 b 捲影像00:16
skilled worker performing precision welding on metal grate in a modern industrial manufacturing facility - 結構鋼 個影片檔及 b 捲影像00:16
construction master wiring steel reinforcement cage for columns at construction site - 結構鋼 個影片檔及 b 捲影像00:29
concrete workers build forms and align structural steel as they prepare for a pour at the hongqiao airport railway platform construction site. - 結構鋼 個影片檔及 b 捲影像00:14
steelworker walking a beam above a ship under construction with cranes and chains dangling / united kingdom - 結構鋼 個影片檔及 b 捲影像00:25
december 19, 2001 crane and construction worker lowering support beam into position at pentagon rebuilding site / arlington, virginia, united states - 結構鋼 個影片檔及 b 捲影像00:17
december 19, 2001 cranes and equipment at pentagon construction site / arlington, virginia, united states - 結構鋼 個影片檔及 b 捲影像00:22
december 19, 2001 montage support pillars and rebar at pentagon construction site / arlington, virginia, united states - 結構鋼 個影片檔及 b 捲影像01:07
1941 tu construction workers working on different parts of a steel framework / washington d.c., united states - 結構鋼 個影片檔及 b 捲影像00:20
june 23, 1930 workers placing steel beam during empire state building construction / new york city, new york, united states - 結構鋼 個影片檔及 b 捲影像00:09美國
june 23, 1930 worker placing steel beam during empire state building construction / new york city, new york, united states - 結構鋼 個影片檔及 b 捲影像00:11
june 23, 1930 erecting steel during empire state building construction / new york city, new york, united states - 結構鋼 個影片檔及 b 捲影像00:11
april 8, 1930 floors being completed at empire state building construction site / new york city, new york, united states - 結構鋼 個影片檔及 b 捲影像00:14
april 8, 1930 montage floors being completed at empire state building construction site / new york city, new york, united states - 結構鋼 個影片檔及 b 捲影像00:13
april 8, 1930 montage steel columns being erected at empire state building construction site / new york city, new york, united states - 結構鋼 個影片檔及 b 捲影像00:29
april 8, 1930 steel columns at empire state building construction site / new york city, new york, united states - 結構鋼 個影片檔及 b 捲影像00:10
april 8, 1930 steel columns at empire state building construction site / new york city, new york, united states - 結構鋼 個影片檔及 b 捲影像00:15
april 8, 1930 first columns being erected at empire state building construction site / new york city, new york, united states - 結構鋼 個影片檔及 b 捲影像00:10
april 8, 1930 first columns being erected at empire state building site / new york city, new york, united states - 結構鋼 個影片檔及 b 捲影像00:14
april 8, 1930 first columns erected at empire state building site / new york city, new york, united states - 結構鋼 個影片檔及 b 捲影像00:07
april 8, 1930 finished empire state building beams being loaded on flatbed by crane for shipment / homestead, pennsylvania, united states - 結構鋼 個影片檔及 b 捲影像00:13
april 8, 1930 montage finished empire state building beams ready for shipment being examined by an inspector / homestead, pennsylvania, united states - 結構鋼 個影片檔及 b 捲影像00:07
april 8, 1930 montage automatic riveting & final fabrication of empire state building beam / homestead, pennsylvania, united states - 結構鋼 個影片檔及 b 捲影像00:13
steel beam for empire state building being fabricated in carnegie steel works / homestead, pennsylvania, united states - 結構鋼 個影片檔及 b 捲影像00:12
cu, tu, la, conde nast building against clear sky, new york city, new york, usa - 結構鋼 個影片檔及 b 捲影像00:21
pov rear view from car driving on 59th street bridge, westbound to queens from manhattan / new york city, new york, united states - 結構鋼 個影片檔及 b 捲影像00:29
pov rear view from car driving through the 59th street bridge, westbound to queens from manhattan / new york city, new york, united states - 結構鋼 個影片檔及 b 捲影像00:29
pov rear view from car driving on the 59th street bridge, westbound to queens from manhattan / new york city, new york, united states - 結構鋼 個影片檔及 b 捲影像00:31
construction site w/ steal beams, frame , of unknown building, w/ various unidentifiable construction workers on site, sitting, standing on beams.... - 結構鋼 個影片檔及 b 捲影像00:12
ms pov shot of side of miniature building under construction, steel girdered floors no ropes - 結構鋼 個影片檔及 b 捲影像00:25
workers building, framing in large project, possibly dam. steele: huge metal automated clamp picking up & moving large piece of metal. natural... - 結構鋼 個影片檔及 b 捲影像00:19
chinese male printing money money coming off press male counting hands smoothing coins on conveyor belt coin money. construction: steel building... - 結構鋼 個影片檔及 b 捲影像00:25