environmental scientists collecting contamination data near polluted drainage tunnel - 水樣本 個影片檔及 b 捲影像00:07
environmental scientists in hazmat suits analyzing contaminated water sample near polluted drainage site - 水樣本 個影片檔及 b 捲影像00:07
close-up of contaminated water sample during environmental pollution inspection - 水樣本 個影片檔及 b 捲影像00:07
environmental worker collecting polluted water sample in hazmat suit near industrial coast - 水樣本 個影片檔及 b 捲影像00:09
scientists taking samples. river habitat biodiversity restoration using ai technology - 水樣本 個影片檔及 b 捲影像00:22
scientists picking biohazardous samples in the infected factory area. group of scientists in protective workwear exploration and picking samples for analysis. - 水樣本 個影片檔及 b 捲影像00:10垃圾
scientists picking biohazardous samples in the infected factory area. group of scientists in protective workwear exploration and picking samples for analysis. - 水樣本 個影片檔及 b 捲影像00:08
scientists picking biohazardous samples in the infected factory area. group of scientists in protective workwear exploration and picking samples for analysis. - 水樣本 個影片檔及 b 捲影像00:08
scientists picking biohazardous samples in the infected factory area. group of scientists in protective workwear exploration and picking samples for analysis. - 水樣本 個影片檔及 b 捲影像00:11垃圾
scientists picking biohazardous samples in the infected factory area. group of scientists in protective workwear exploration and picking samples for analysis. - 水樣本 個影片檔及 b 捲影像00:09
scientists picking biohazardous samples in the infected factory area. group of scientists in protective workwear exploration and picking samples for analysis. - 水樣本 個影片檔及 b 捲影像00:13
scientists picking biohazardous samples in the infected factory area. group of scientists in protective workwear exploration and picking samples for analysis. - 水樣本 個影片檔及 b 捲影像00:06
portrait of senior man scientist in protective mask and glasses looking at camera. - 水樣本 個影片檔及 b 捲影像00:12
portrait of senior man scientist in protective mask and glasses looking at camera. - 水樣本 個影片檔及 b 捲影像00:18
scientists picking biohazardous samples in the infected factory area. group of scientists in protective workwear exploration and picking samples for analysis. - 水樣本 個影片檔及 b 捲影像00:09
scientists picking biohazardous samples in the infected factory area. group of scientists in protective workwear exploration and picking samples for analysis. - 水樣本 個影片檔及 b 捲影像00:12
scientists picking biohazardous samples in the infected factory area. group of scientists in protective workwear exploration and picking samples for analysis. - 水樣本 個影片檔及 b 捲影像00:10
scientists picking biohazardous samples in the infected factory area. group of scientists in protective workwear exploration and picking samples for analysis. - 水樣本 個影片檔及 b 捲影像00:18
scientists picking biohazardous samples in the infected factory area. group of scientists in protective workwear exploration and picking samples for analysis. - 水樣本 個影片檔及 b 捲影像00:10
scientists picking biohazardous samples in the infected factory area. group of scientists in protective workwear exploration and picking samples for analysis. - 水樣本 個影片檔及 b 捲影像00:08
scientists picking biohazardous samples in the infected factory area. group of scientists in protective workwear exploration and picking samples for analysis. - 水樣本 個影片檔及 b 捲影像00:12
scientists in protective suits collecting water samples from a contaminated river - 水樣本 個影片檔及 b 捲影像00:24
scientists in protective suits collecting water samples from a contaminated river - 水樣本 個影片檔及 b 捲影像00:32
environmental scientists and biologist analyzing river water samples in the field with testing equipment. - 水樣本 個影片檔及 b 捲影像00:07
environmental scientists and biologist analyzing river water samples in the field with testing equipment. - 水樣本 個影片檔及 b 捲影像00:07
environmental scientists and biologist analyzing river water samples in the field with testing equipment. - 水樣本 個影片檔及 b 捲影像00:14
environmental scientists and biologist analyzing river water samples in the field with testing equipment. - 水樣本 個影片檔及 b 捲影像00:15
dam engineer supervises operations using laptop and radio communication for efficiency. concept of environmental conservation - 水樣本 個影片檔及 b 捲影像00:10