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portrait of female paramedic in mask posing at camera
quality control at all stages of production
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two men in a factory
h2 icon animated isolated on black background.
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hydrogen as element 1 of the periodic table 3d animation on grey background
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一对白人男女医生站在医院里,谈话和看x射线
一名戴着面具的男救护员在救护车上骑车时看着相机的肖像
aerial view emergency entrance helipad
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men wearing protective gear in factory
hydrogen icon with arrows animation. 4k video
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word emergency written over red triangle over doctors working in a hospital background. covid-19 spr
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h2 molecular hydrogen chemical compound concept, hydrogen fusion atoms combined
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戴著醫療面具的非洲裔美國女性醫生坐在工作中,在醫療諮詢中向女性病人解釋新冠病毒的治療方法
animation of medical data processing over caucasian female engineer standing at server room
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man wearing protective gear in factory
a scientist doctor at a pharmaceutical company developing a drug in a laboratory in a glass respirator screen holds a new medicine a red amulet with a vaccine against the virus and looks at it. high quality 4k footage
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兩個醫護助理在救護車前傾偈 1
高品質的 cgi 呈現<unk>分子的科學分子模型,屏幕左邊有空間添加信息或數據
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hydrogen icon with arrows animation. 4k video.blue and green gradient
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african american male car mechanic working in a township workshop and putting on a face mask
medical professional working at a hospital
medical health worker portrait wearing full face piece respiratory protection mask and disposable protective suit against sars covid-19 safety measures - profile shot
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靠近漂亮的女性医生脱下医疗面具和安全眼镜并看着摄像头
a scientist doctor at a pharmaceutical company developing a drug in a laboratory in a glass respirator screen holds a new medicine a red pill an antibiotic against the virus and looks at it. high quality 4k footage
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a scientist doctor at a pharmaceutical company developing a drug in a laboratory in a glass respirator screen holds a new medicine in his hands a white amulet with a vaccine against the virus . high quality 4k footage
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pulsing japan icon pattern with neon light in casino style
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african american doctor wearing face mask holding covid-19 vaccine and syringe at home
aerial view of traffic on road between forest landscape at sunset with hydrogen concept - visual h2 effect symbol and motion graphic - futuristic innovation
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animation of elements and molecule structures over asian female doctor operating
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men wearing protective gear in factory
portrait of exhausted doctor in dental office looking on camera
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surgeons in an operating room
hydrogen as element 1 of the periodic table 3d animation on green background
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hydrogen as element 1 of the periodic table 3d animation on silver background
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close up view of african american doctor in protective glasses
element structure over circular scanner processing dna data on black
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a scientist doctor in a pharmaceutical company developing a drug in a laboratory in a glass respirator screen holds a new medicine an amulet of white powder with a vaccine against the virus and look. high quality 4k footage
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men wearing protective gear in factory
animation of element diagrams and periodic table codes over smiling male doctors in discussion
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african american male car mechanic putting on a face mask
close up of tired doctor in stomatological office looking on camera
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doctor in ppe suit against covid-19 looking at camera behind the glass wall
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worried scientists in ppe suit talking behind the glass wall
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animation of the word virus coronavirus covid19 with healthcare workers in background
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caucasian and african american man working in a microbrewery
helium as element 2 of the periodic table 3d animation on green background
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radioactivity icon animation footage & alpha channel
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portrait physician protective suit posing in hospital infectious department.
白人年輕人穿著白色個人防護裝備的肖像,站在室外,看著攝影機
close up in the laboratory a man in a glass respirator screen holds a glass tube with a yellow liquid against the virus and looks at it. high quality 4k footage
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