asian male and female environmental engineers or water plant maintenance technicians working together at a wastewater treatment facility. concept for environmental engineering, wastewater treatment, and clean water solutions. - 污水處理廠 個影片檔及 b 捲影像00:12污水
aerial view water treatment plant for purified water or environment conservation. - 污水處理廠 個影片檔及 b 捲影像00:22無人機角度
two environmental engineers in safety ppe suits work at wastewater treatment plants, employees check water quality in wastewater treatment plants - 污水處理廠 個影片檔及 b 捲影像00:09垃圾
environmental engineers work at wastewater treatment plants,water management concept. - 污水處理廠 個影片檔及 b 捲影像00:13污水
aerial view of two environmental engineers work at wastewater treatment plants, water management concept. - 污水處理廠 個影片檔及 b 捲影像00:19
ms aerial shot of activated sludge ponds at water pollution control facility in daylight / las vegas, nevada, united states - 污水處理廠 個影片檔及 b 捲影像00:28美國, 滿是黏液
aerial view of environmental engineers work at wastewater treatment plants, water management concept. - 污水處理廠 個影片檔及 b 捲影像00:28
water treatment plant operators sampling measure analyze water from water treatement tank, industrial infrastructure - 污水處理廠 個影片檔及 b 捲影像00:10
aerial view water treatment tank with waste water in sewage treatment plant - 污水處理廠 個影片檔及 b 捲影像00:16污水, 滿是黏液
aerial view water treatment plant for community, infrastructure and environment conservation concept. - 污水處理廠 個影片檔及 b 捲影像00:14
the environment engineer team collects wastwater for inspection and analysis, sewage treatment plant - 污水處理廠 個影片檔及 b 捲影像00:17
asian male and female environmental engineers or water plant maintenance technicians working together at a wastewater treatment facility. concept for environmental engineering, wastewater treatment, and clean water solutions. - 污水處理廠 個影片檔及 b 捲影像00:08污水
aerial view of the solid contact clarifier tank type sludge recirculation in water treatment plant, aerial view water treatment plant for purified water or environment conservation, aerail view of a circle - 污水處理廠 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 - 污水處理廠 個影片檔及 b 捲影像00:14水管
aerial view of the solid contact clarifier tank type sludge recirculation in water treatment plant during sunrise - 污水處理廠 個影片檔及 b 捲影像00:19污水
two environmental engineers or water plant maintenance technicians working together at a wastewater treatment facility. - 污水處理廠 個影片檔及 b 捲影像00:17
industrial water filtration system in a modern treatment facility suitable for environmental and technological - 污水處理廠 個影片檔及 b 捲影像00:12
ms aerial zo shot of activated sludge ponds with water moving at water pollution control facility in daylight / las vegas, nevada, united states - 污水處理廠 個影片檔及 b 捲影像00:26滿是黏液, 美國
water treatment plant as seen from directly above, arizona, united states of america - 污水處理廠 個影片檔及 b 捲影像00:08美國
the environment engineer team collects wastwater for inspection and analysis, sewage treatment plant - 污水處理廠 個影片檔及 b 捲影像00:11污水
sustainable energy is used in environmental conservancy. a wastewater treatment plant powered by wind turbines and solar panels near atlantic city in new jersey, usa. aerial video with the wide orbiting-panning cinematic camera motion. - 污水處理廠 個影片檔及 b 捲影像00:34污水
aerial view water treatment tank with waste water in sewage treatment plant - 污水處理廠 個影片檔及 b 捲影像00:18污水
the north river water pollution control plant on the hudson river (sewage treatment plant). - 污水處理廠 個影片檔及 b 捲影像00:56污水, 美國
ws aerial zi ds view of water tank at farm field / werribee, victoria, australia - 污水處理廠 個影片檔及 b 捲影像00:53
two environmental engineers or water plant maintenance technicians working together at a wastewater treatment facility. - 污水處理廠 個影片檔及 b 捲影像00:13
factory engineer or biologist is examining the quality of wastewater discharged from a factory into the sea. - 污水處理廠 個影片檔及 b 捲影像00:15