Young woman working with liquids in glassware
science, chemistry, medicine, technology and people concept - close up of young female scientist with tablet pc computer making test or research in laboratory
science, chemistry, biology, medicine and people concept - close up of young female scientist holding petri dish with powder in clinical laboratory
medicine and cells in an abstract scientific background
Functioning IV drip hanging on a pole in hospital, with LED surgical lights in the background. Patient, illness, treatment, hospital, medicine and healthcare abstract and concept.
《20P 植物实验室》 ,
《实验室科学研究卡通矢量 6EPS》 , 更多素材...