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免費 血液工作 視頻 - 頁面 2

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animation of molecules over caucasian female scientist with laboratory dishes
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unrecognizable paramedic holding oximeter device in hands
macro shot of vintage clock mechanism in red light
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animation of covid 19 cells and world map with statistics recording
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a forensic expert investigates the murder of a dead businessman.
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female doctor measure pressure
woman doing control at brewery
刀上滴出血的痕迹
crop doctor taking blood from vein of patient
a woman takes a sample from a test tube in an analysis laboratory
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fishmonger at work
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animation of coronavirus cells over man wearing face mask
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man working with pets
animation of spreading coronavirus covid19 with healthcare worker in background
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female scientist hand examining blood sample in test tube
animation of world map over scientist in face masks
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犯罪實驗室工作者檢查衣物上的證據 4
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digital gear and red blood cells
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女醫生坐在沙發上檢查老人心跳 1
row of metal details in red color after painting. painted billets on shelf
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red blood cells and white clock
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digital generated red blood cells against white background
laboratory technician working with blood samples
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close up view of paramedic in gloves providing medical help
close up dentist hands with dentistry tools
unrecognizable doctor providing first aid help to patient
woman operator in industrial control room
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red sparkling liquor foaming wine glass closeup. fizzy drink moving inside glass
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紅血球 紅血細胞
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scientist hand writing on test beakers
animation of moving cells over red background
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animation of scientific data over female lab worker pouring reagent into glass
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animation of red blood cells with woman sick in background
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技术人员在试管中滴血 6
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female doctor with blood test in tube in laboratory
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blood drop on white surface
新冠病毒細胞的紅色放大
unrecognizable nurse rubbing man arm with sterile tissue
一名不可辨認的救護員正在準備注射器,然後在救護車中注射給一名美國病人
covid19 coronavirus in empty hotel room
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animation of coronavirus cells over man wearing face mask
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paramedic inserting needle cannula in arm. worker placing iv catheter into vein
animation of covid 19 cells and statistics processing
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woman operating industrial machinery
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paramedic giving oxygen to injured girl
in a science laboratory, a scientist is pouring waste water into a measuring test tube, then into a separate tube for further analysis
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animation of floating blood cells over woman in face mask using smartphone in city
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scientist working with test tubes in a laboratory
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一名戴着面具的年轻黑人医生在一名金发女医生的目光下,将血压带给一名白发男人
cosmetologist in uniform cleans massage equipment in clinic
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