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免費 化學特性 視頻 - 頁面 2

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test tubes and other lab glassware scroll seamless loop on colorful with digital effects, modern chemistry concept or scientific background - 60fps 4k uhd 3d loopable animation
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研究員身穿防護服,戴防護眼鏡的女性在綠色田野敲打玻璃
scientist conducting an experiment
兩個瘋狂的孩子坐在辦公桌旁做項目工作
chemical reaction changes color in laboratory setting
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animation of blue circle and diverse shapes over reagents pouring into glass containers
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chemicals falling in the beakers against chemical structure and formulas on white background
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animation of green hexagons over reagents pouring into lab glasses on blue background
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白人女性和男性研究人员拿着化学物质和杀虫剂的试管,并在绿色领域使用笔记本电脑
chemical solution is being poured into a beaker with periodic tanle and molecule in background
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chemical structures and equations floating over chemistry equipment in school laboratory
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pouring liquid into flask, scientific data animation over laboratory experiment
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animation of chemical formulas over liquid pouring onto glass
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白人研究人员穿着防护服, 拿着试管和树枝在绿地进行害虫控制
animation of liquid pouring into laboratory beaker
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animation of data processing over beakers
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coloured liquids in containers on lab bench with moving data
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animation of dna strand spinning over chemical measures cups
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laboratory worker preparing experiment at lab
animation of molecules over mathematical equations with shapes and light trails on black background
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animation of molecules spinning over blue liquid pouring into laboratory beaker
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dna double helix and molecule models
digital composite video of yellow stars spinning circles against chemical being poured into beaker
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白人研究員穿著防護服,拿著試管,在綠地進行害蟲控制時使用筆記型電腦
beaker being filled up by yellow liquid.
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白人研究者身穿防护服的男子在绿色田野中进行害虫控制时拿着试管和树枝
coloured liquids in containers on lab bench with moving data
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pouring liquid into beaker with molecular structure animation in laboratory setting
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白人研究員,戴著白色外套和護眼鏡的女性,在綠色田野中看試管
abstract 3d geometric background with metallic spheres
白人研究員穿著防護服的男子,在綠色田野中進行害蟲控制時,握著試管
白人研究人员穿着防护服,手持试管,在绿地进行害虫控制时使用笔记本电脑
animation of laboratory glass bottle over chemical structures on black background
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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
pouring blue liquid into glass, molecular structure animation in scientific experiment
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animation of data processing over beaker with blue liquid
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女员工在办公室的黑暗房间里向同事解释图形的幻灯片
戴眼鏡的年輕女子的肖像,她的子和手圍著一條白色寵物蛇,手在綠色背景上2
water bubbles rising on transparent background.
animation of scientific data processing over liquid in laboratory test tube
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animation of data processing over beakers with liquid on grey background
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animation of mathematical equations over chemical pouring into a bottle against grey background
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animation of chemical formulas over network of connections
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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
animation of chemical formula over beakers with colourful liquid
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moving 3d abstract shapes
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animation of red spots over beakers with liquid on white background
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pharmaceutical quality control of medical vials
白人研究員穿著防護服的男子,在綠色田野中進行害蟲控制時,握著試管
beakers with colorful liquids reacting and producing smoke
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