professional welder or craftsperson wearing protective glove, working in workshop to grinding and polishing aluminum parts, to make the surface smooth.the grinding wheel contact with the metal causes sparks. labor skill. - 鋁板 個影片檔及 b 捲影像00:06
industrial production factory. a laborer is operating the industrial grinding tool pushing it against the metal o make the surface smooth.the grinding wheel contact with the metal causes sparks.industrial manufacturing process. - 鋁板 個影片檔及 b 捲影像00:13
welder or craftsperson wearing protective glove, working at factory facility, use welding torch and electrode wire welded workpiece. worker or technician in protective gear welds metal in manufacturing plant. labor skill. industrial manufacturing process. - 鋁板 個影片檔及 b 捲影像00:06
the machine is lifting the aluminum coil sheet rolled up into rolls stacked in layers on the raw material store of the manufacturing plant. - 鋁板 個影片檔及 b 捲影像00:32貨倉
the machine is lifting the aluminum coil sheet rolled up into rolls stacked in layers on the raw material store of the manufacturing plant. - 鋁板 個影片檔及 b 捲影像00:29貨倉
industrial. rolled steel. stack of rolls. steel sheets rolled up into rolls stacked in layers on the raw material store of the manufacturing plant. export steel. roll of steel sheet or aluminum preparing for the metal part production in heavy factory. - 鋁板 個影片檔及 b 捲影像00:10
industrial. rolled steel. stack of rolls. steel sheets rolled up into rolls stacked in layers on the raw material store of the manufacturing plant. export steel. roll of steel sheet or aluminum preparing for the metal part production in heavy factory. - 鋁板 個影片檔及 b 捲影像00:07
train sign of pingxi line in hou-tong station (rail) / ruifang-gu, new taipei-si, taiwan - 鋁板 個影片檔及 b 捲影像00:07
train sign of pingxi line in hou-tong station (rail) / ruifang-gu, new taipei-si, taiwan - 鋁板 個影片檔及 b 捲影像00:08