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免費 Chemical 視頻

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green liquid pouring into beaker
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laboratory worker preparing experiment at lab
drop of blood falling into test tube of water close up
animation of moving grey dots over liquid pouring into lab glass
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animation of molecules spinning over laboratory beakers
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colored chemicals pouring into beakers
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animation of molecules and data processing over scientist with test tube in laboratory
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新冠病毒疫苗的瓶子
animation of data processing and chemical formula over beakers
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orange liquid pouring into beaker on chemists table
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pharmaceutical technology process
animation of red shapes over beakers with liquid in lab
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blue and red liquid pouring into beakers
laboratory beakers with data and structural formula of chemical compounds in the foreground
woman studying the liquid
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laboratory beakers with data and structural formula of chemical compounds in the foreground
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the movement of blue particles in the form of honeycombs inside the sphere. looped animation.
pouring blue liquid into glass, molecular structure animation in scientific experiment
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animation of molecule structures over chemical filled laboratory flask falling on surface
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animation of chemical formulas over liquid pouring onto glass
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green liquid pouring into beaker
科学家将样品倒入杯子中
添加物質到綠色液體化學,科學化學實驗, 4k
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animation of scientific data processing over test tubes in laboratory
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scientist with data and structural formula of chemical compounds
科學家在科學實驗室進行水處理純度測試
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animation of molecule structures over liquid moving in laboratory flask against blue background
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drop of blood falling into test tube of water
colorful liquids in glass beaker test tube flasks in scientific chemical laboratory prepared for experiments in slowmo
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animation of blue circle and diverse shapes over reagents pouring into glass containers
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pouring liquid into beaker, chemical structures and formulas in background animation
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little girl interested in science plays with laboratory glassware
laboratory beaker with data and structural formula of chemical compounds in the foreground
一位醫學實驗室的科學家倒出液體
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pharmaceutical machine. vials on production line at pharmaceutical factory
animation of atoms over laboratory dishes on grey background
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animation of three beakers filled with chemical against grey background
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pharmaceutical quality control of medical vials
drug manufacturing process
animation of green hexagons over reagents pouring into lab glasses on blue background
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戴著防護服的科學家在現代實驗室工作 散布白色粉末
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biochemical laboratory research
laboratory experiment with liquid in flask
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藍色三角形在黑暗的太空中飛翔
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science student in protective suit working with green chemicals
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little boy and girl with face mask using a microscope. kids and science.
chemical reagent in drop counter
animation of floating nucleotides and liquid filled conical flask against blue background
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chemist is working with dangerous chemicals in laboratory scientist is dressed protective gown and mask closeup of face and test tube
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