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Petri dish vector illustration
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培养皿
Objects
Microscope side vector drawing with parts labelled
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带有标有零件的显微镜侧面
Objects
Scientist in white lab coat vector clip art
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白色实验室外套的科学家
People
Lady scientist vector clip art
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女科学家
People
Vector image of cartoon science girl
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卡通科学女孩的
People
Vector illustration of round bottomed flask
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圆底烧瓶的
Objects
Vector drawing of round bottomed tube
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圆底管
Objects
Vector graphics of microbiologist putting bacteria onto the agar plates
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微生物学家将细菌置于琼脂平板上的
People
African-american female scientist vector image
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非洲裔美国女科学家
People
A scientist with purple hair vector graphics
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紫色头发的科学家
People
Vector clip art of liquid experiment
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液体实验的
People
Vector image of laboratory burner with 3 different flames
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具有3种不同火焰的实验室燃烧器的
Objects
Vector image of cartoon test tube
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卡通试管的
Signs
Vector graphics of two glass tubes with liquid
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的两个玻璃管的液体
Objects
Tclu gas burner with lever vector image
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Tclu燃气燃烧器，带杠杆
Signs
Bunsen burners selection vector clip art
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本生灯头选择
Signs
Bacteriological loop vector image
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细菌学循环
Signs
Office services icon set vector illustration
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办公服务图标设置
Signs
Pneumatic collecting gas in a test tube image
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试管图像中的气动收集气体
Signs
Image of cell culture dish
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细胞培养皿的图像
Objects
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