construction workers pouring fresh concrete mix from a cement truck into a dumper on a developing urban building site, creating a new foundation for infrastructure - 工人施工標誌 個影片檔及 b 捲影像00:11
construction workers pouring fresh concrete mix from a cement truck into a dumper on a developing urban building site, creating a new foundation for infrastructure - 工人施工標誌 個影片檔及 b 捲影像00:05
construction workers pouring fresh concrete mix from a cement truck into a dumper on a developing urban building site, creating a new foundation for infrastructure - 工人施工標誌 個影片檔及 b 捲影像00:08
construction workers pouring fresh concrete mix from a cement truck into a dumper on a developing urban building site, creating a new foundation for infrastructure - 工人施工標誌 個影片檔及 b 捲影像00:09
construction workers pouring fresh concrete mix from a cement truck into a dumper on a developing urban building site, creating a new foundation for infrastructure - 工人施工標誌 個影片檔及 b 捲影像00:08
construction workers pouring fresh concrete mix from a cement truck into a dumper on a developing urban building site, creating a new foundation for infrastructure - 工人施工標誌 個影片檔及 b 捲影像00:14
smart engineer with orange safety gear ,safety harness and helmets using green walkie talkies working at wind turbine farm, green renewable energy concept - 工人施工標誌 個影片檔及 b 捲影像00:15
quiet evening street scene outside the modern glass buildings of lower manhattan. wtc. world trade center site. - 工人施工標誌 個影片檔及 b 捲影像00:12
an industrial worker or inspector wearing a safety helmet and checks items on a shelf using a digital tablet in a warehouse or factory environment. inventory audit or safety inspection concept - 工人施工標誌 個影片檔及 b 捲影像00:14
an industrial worker or inspector wearing a safety helmet and checks items on a shelf using a digital tablet in a warehouse or factory environment. inventory audit or safety inspection concept - 工人施工標誌 個影片檔及 b 捲影像00:19
an industrial worker or inspector wearing a safety helmet and checks items on a shelf using a digital tablet in a warehouse or factory environment. inventory audit or safety inspection concept - 工人施工標誌 個影片檔及 b 捲影像00:10
an industrial worker or inspector wearing a safety helmet and checks items on a shelf using a digital tablet in a warehouse or factory environment. inventory audit or safety inspection concept - 工人施工標誌 個影片檔及 b 捲影像00:14
an industrial worker or inspector wearing a safety helmet and checks items on a shelf using a digital tablet in a warehouse or factory environment. inventory audit or safety inspection concept - 工人施工標誌 個影片檔及 b 捲影像00:16
an industrial worker or inspector wearing a safety helmet and checks items on a shelf using a digital tablet in a warehouse or factory environment. inventory audit or safety inspection concept - 工人施工標誌 個影片檔及 b 捲影像00:09
two industrial technicians working on a green hydraulic pump machine. both wearing safety helmets, reflective vests, and gloves. background includes a well-organized tool board in a workshop setting - 工人施工標誌 個影片檔及 b 捲影像00:14
two industrial technicians working on a green hydraulic pump machine. both wearing safety helmets, reflective vests, and gloves. background includes a well-organized tool board in a workshop setting - 工人施工標誌 個影片檔及 b 捲影像00:11
two industrial technicians working on a green hydraulic pump machine. both wearing safety helmets, reflective vests, and gloves. background includes a well-organized tool board in a workshop setting - 工人施工標誌 個影片檔及 b 捲影像00:05
two industrial technicians working on a green hydraulic pump machine. both wearing safety helmets, reflective vests, and gloves. background includes a well-organized tool board in a workshop setting - 工人施工標誌 個影片檔及 b 捲影像00:14
two industrial technicians working on a green hydraulic pump machine. both wearing safety helmets, reflective vests, and gloves. background includes a well-organized tool board in a workshop setting - 工人施工標誌 個影片檔及 b 捲影像00:09
two industrial technicians working on a green hydraulic pump machine. both wearing safety helmets, reflective vests, and gloves. background includes a well-organized tool board in a workshop setting - 工人施工標誌 個影片檔及 b 捲影像00:08
two industrial technicians working on a green hydraulic pump machine. both wearing safety helmets, reflective vests, and gloves. background includes a well-organized tool board in a workshop setting - 工人施工標誌 個影片檔及 b 捲影像00:08
two industrial technicians working on a green hydraulic pump machine. both wearing safety helmets, reflective vests, and gloves. background includes a well-organized tool board in a workshop setting - 工人施工標誌 個影片檔及 b 捲影像00:17
two industrial technicians working on a green hydraulic pump machine. both wearing safety helmets, reflective vests, and gloves. background includes a well-organized tool board in a workshop setting - 工人施工標誌 個影片檔及 b 捲影像00:10
two industrial technicians working on a green hydraulic pump machine. both wearing safety helmets, reflective vests, and gloves. background includes a well-organized tool board in a workshop setting - 工人施工標誌 個影片檔及 b 捲影像00:09
two industrial technicians working on a green hydraulic pump machine. both wearing safety helmets, reflective vests, and gloves. background includes a well-organized tool board in a workshop setting - 工人施工標誌 個影片檔及 b 捲影像00:13
two industrial technicians working on a green hydraulic pump machine. both wearing safety helmets, reflective vests, and gloves. background includes a well-organized tool board in a workshop setting - 工人施工標誌 個影片檔及 b 捲影像00:13
two industrial technicians working on a green hydraulic pump machine. both wearing safety helmets, reflective vests, and gloves. background includes a well-organized tool board in a workshop setting - 工人施工標誌 個影片檔及 b 捲影像00:11
two industrial workers or engineers wearing safety helmets are discussing inspection plans with clipboard and pen in a warehouse or workshop. team coordination and workplace safety concept - 工人施工標誌 個影片檔及 b 捲影像00:18
two industrial workers or engineers wearing safety helmets are discussing inspection plans with clipboard and pen in a warehouse or workshop. team coordination and workplace safety concept - 工人施工標誌 個影片檔及 b 捲影像00:17
two industrial workers or engineers wearing safety helmets are discussing inspection plans with clipboard and pen in a warehouse or workshop. team coordination and workplace safety concept - 工人施工標誌 個影片檔及 b 捲影像00:10
two industrial workers or engineers wearing safety helmets are discussing inspection plans with clipboard and pen in a warehouse or workshop. team coordination and workplace safety concept - 工人施工標誌 個影片檔及 b 捲影像00:11
water treatment plant operators sampling measure analyze water from water treatment tank, industrial infrastructure - 工人施工標誌 個影片檔及 b 捲影像00:15污水
water treatment plant operators sampling measure analyze water from water treatement tank, industrial infrastructure - 工人施工標誌 個影片檔及 b 捲影像00:14
water treatment plant operators sampling measure analyze water from water treatement tank, industrial infrastructure - 工人施工標誌 個影片檔及 b 捲影像00:10
water treatment plant operators sampling measure analyze water from water treatement tank, industrial infrastructure - 工人施工標誌 個影片檔及 b 捲影像00:12
water treatment plant operators sampling measure analyze water from water treatement tank, industrial infrastructure - 工人施工標誌 個影片檔及 b 捲影像00:21
water treatment plant operators sampling measure analyze water from water treatement tank, industrial infrastructure - 工人施工標誌 個影片檔及 b 捲影像00:14水管
water treatment plant operators sampling measure analyze water from water treatement tank, industrial infrastructure - 工人施工標誌 個影片檔及 b 捲影像00:10
water treatment plant operators sampling measure analyze water from water treatement tank, industrial infrastructure - 工人施工標誌 個影片檔及 b 捲影像00:13
water treatment plant operators sampling measure analyze water from water treatement tank, industrial infrastructure - 工人施工標誌 個影片檔及 b 捲影像00:14
water treatment plant operators sampling measure analyze water from water treatement tank, industrial infrastructure - 工人施工標誌 個影片檔及 b 捲影像00:12
water treatment plant operator with green safety vest working on to platform of large water tank,water treatment or industrial infrastructure - 工人施工標誌 個影片檔及 b 捲影像00:21
water treatment plant operator with green safety vest working on to platform of large water tank,water treatment or industrial infrastructure - 工人施工標誌 個影片檔及 b 捲影像00:10
water treatment plant operator with green safety vest working on to platform of large water tank - 工人施工標誌 個影片檔及 b 捲影像00:11
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:06
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:06
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:08
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:08
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:08
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:09
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:09
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:09
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:09
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:09
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:11
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:11
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:11
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:11
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:12
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:14
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:14
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:14
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:14
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:14
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:14
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:16
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:15
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:17
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:17
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:22
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:22
team of engineers working on factory rooftop to inspect, maintain, and service large-scale solar panel installation for sustainable renewable energy generation and industrial efficiency. - 工人施工標誌 個影片檔及 b 捲影像00:19
vehicles pass a construction sign that reads "steel plate" as workers put up temporary fencing and steel plates ahead of the army's 250th birthday... - 工人施工標誌 個影片檔及 b 捲影像00:20
aerial view of a bridge over the river under maintenance, with traffic in progress. truck pass by, in portugal - 工人施工標誌 個影片檔及 b 捲影像00:20