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    免費 显微镜 視頻 - 頁面 2

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    白人研究員身穿白色外套和防護眼鏡的女性在綠色田野中觀看試管
    close up view of scientist hand using microscope in laboratory
    兩個聰明的小朋友在做工程學的學校項目
    白人研究員女士在綠色田野中進行害蟲控制時,戴著防護服拿著試管
    abstract 3d geometric background with metallic spheres
    同學們在室內用燈泡一起做學校項目
    chemists mixed up chemical to find antiretroviral drugs at the labexperiment to detect virus was found in the blooddevelopers of potential medicines and vaccines against covid-19. high quality 4k footage
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    多種族兒童坐在電腦顯示器前,在鍵盤上打字,而男性老師幫助他們
    let's adjust these a little
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    scientist, woman with microscope slide
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    water bubbles rising on transparent background.
    用微鏡檢查樣本的近視 01
    dollar banknotes in counting machine
    close-up change of microscope magnification in a laboratory
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    right on the cusp of finding a cure
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    senior scientist in protective uniform working with microscope
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    the germs in the petri dish, 3d rendering.
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    glassware and microscope in the laboratory, 3d rendering.
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    young life scientist working with a professional microscope in the laboratory
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    laboratory worker preparing experiment at lab
    從實驗室的很棒的錄音
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    development of biological weapon in medical laboratory male scientist in protective gown is viewing bacteria and virus by microscope scientific military base
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    medical workers analyzing patient heartbeat
    scientist hands, microscope
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    holographic image of microscope, loop rotation, 3d rendering.
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    microscope, sample and science with woman
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    students using a microscope in a science classroom
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    video of close up of scientist using laboratory microscope with copy space on white background
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    close up on microscope lenses and a slide with human cancer cells in a science and medical research lab classroom
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    scientist, microscope and analysis of sample
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    adjusting the microscope with the rotary potentiometer. detail
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    戴著防護套裝和眼鏡的科學家在實驗室工作,用植物樣本
    female lab scientist examining plant leaf with microscope
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    scientist pouring water sample from test tube to water cup, lab analysis
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    many hands catching glowing basketball
    scientists looking through microscope
    all will be revealed after this test
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    filter hole cutting machine for h95 face masks
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    stomatolog hand holding medical tweezers
    科学家在实验室中记录结果
    laser hair removal procedure on arm
    video of close up of scientist using laboratory microscope with copy space on white background
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    科学家在实验室里用显微镜工作的侧面图 2
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    兩個孩子在做工程學的學校項目
    crime scene site police photographer indoors forensic domestic murder evidence
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    video of close up of scientist using laboratory microscope with copy space on white background
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    close up of female lab worker or phlebotomist analysing blood samples in laboratory with microscope
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    laboratory microscope with copy space scientist analyze biochemical samples in advanced scientific labs
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    close up of female lab worker or phlebotomist analysing blood samples in laboratory with microscope
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    不可辨认的医生手的细节 组装耳镜
    頁面 2 的 100
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