asian female scientist hands pouring blue liquid chemical from graduated cylinder into erlenmeyer flask in a medical research laboratory workstation. - 錐形燒瓶 個影片檔及 b 捲影像00:11
asian female scientist hands pouring blue liquid chemical from graduated cylinder into erlenmeyer flask in a medical research laboratory workstation. - 錐形燒瓶 個影片檔及 b 捲影像00:11
asian female scientist hands pouring blue liquid chemical from graduated cylinder into erlenmeyer flask in a medical research laboratory workstation. - 錐形燒瓶 個影片檔及 b 捲影像00:18
asian female scientist holding a erlenmeyer flask with blue chemical liquid for analysis and research in a modern medical biotechnology laboratory workspace. - 錐形燒瓶 個影片檔及 b 捲影像00:18
asian female scientist holding a erlenmeyer flask with blue chemical liquid for analysis and research in a modern medical biotechnology laboratory workspace. - 錐形燒瓶 個影片檔及 b 捲影像00:27
asian female scientist wearing safety goggles holding shake glass flask with blue liquid chemical sample in clinical laboratory, biotechnology research, scientific development and medical test concept - 錐形燒瓶 個影片檔及 b 捲影像00:08
asian female scientist wearing safety goggles holding shake glass flask with blue liquid chemical sample in clinical laboratory, biotechnology research, scientific development and medical test concept - 錐形燒瓶 個影片檔及 b 捲影像00:12