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免費 藥物試驗 視頻 - 頁面 2

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scientist using a scanning electron microscope (sem)
observing color change with butterfly pea flower
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chemist scientist pouring liquid into test samples. biological research
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chemist scientist pouring liquid into test samples. biological research
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chemical reaction demonstration with color change
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biochemical laboratory research
laboratory experiment with chemical solutions
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demonstrating sodium acetate crystallization in a lab setting
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close up dentist hands holding highspeed dental drill
chemical reaction demonstration with color change
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doctor in black gloves taking vaccine with syringe of a vial with pills on the table
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多個血液採集管在架子上, 中等射擊
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needle probe put diluent solution into the test tube for medical research
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chemist scientist looking microscope slide
一名女性護士正在填充一個注射器的疫苗瓶子,用來注射covid-19疫苗 2
戴著醫療面具的女性醫生在白色背景和複製空間上填充注射器中的疫苗
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
color-changing chemical reaction demonstration in lab setting
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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
woman working at the pharmacy
a doctor administering botulinum injections to a patient as a treatment for bruxism and spasticity. the clinical setting emphasizes professionalism and medical expertise
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戴著醫療口罩和手套的女性醫生的肖像,拿著 covid-19 疫苗的注射器
redheaded doctor in front of camera on gray background.
追蹤過去的門近距離
離子電池盒中的盒子
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electric votive candles in a transparent case at the sanctuary of bom jesus do monte in braga, portugal
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medical technician in gloves putting the reactuon tube on sample position of chemistry analyzer
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student taking notes in a chemistry lab
chemical reaction demonstration in a laboratory setting
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experiment demonstrating chemical reaction in laboratory setting
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futuristic technology background: circuit board with glowing blue and green lights
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dental technician preparing for work
新冠病毒疫苗的瓶子
cobot, or collaborative robot, is a robot intended for direct human robot interaction within a shared space, or where humans and robots are in close proximity.
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woman holding pills and paper at the pharmacy
抗病毒瓶子旋轉,一個女人拿一個瓶子
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醫學研究科學家將帶有樣本的eppendorf管放入實驗室的冰箱架上, 4k
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scientist experimenting in laboratory 4k
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observing sodium acetate crystallization in a lab setting
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demonstrating chemical reactions with sucrose and solutions
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automated pill packaging line
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一位女醫生用疫苗填充注射器的近景
old man sorting medicine pills by weekly organizer box - extreme close up
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hands manipulating test tube clamp in laboratory setting
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at the medical center in the lab, the robot automatically performs the analysis to determine cancerous cells in the patient samples
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male scientist removing medical vials from centrifuge 4k
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laboratory research concept. group of scientists discussing microscope research
一位戴着面具的白发中年医生给一名女性患者开药
close up view of scientist hand using microscope in laboratory
slow pan showing a cup of almond milk in a measuring cup making a special valentine's day cake vegan chocolate cake eggless plant based dairy free
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