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PNG 图片 · “科技”

65 个结果

Blastomere Cell – Early Embryonic Development and Cell Division Transparent PNG

Blastomere Cell – Early Embryonic Development and Cell Division Transparent PNG

生物学

Plasma Tiled Hexagonal Force Field of Love – Futuristic Energy Shield Transparent PNG

Plasma Tiled Hexagonal Force Field of Love – Futuristic Energy Shield Transparent PNG

Transparent Gelatin Capsule PNG – Empty Medicine Capsule Stock Image

Transparent Gelatin Capsule PNG – Empty Medicine Capsule Stock Image

实验

Solar Park Solar Farm Renewable Energy Transparent PNG

Solar Park Solar Farm Renewable Energy Transparent PNG

数码电子

Human stem cells transparent png

Human stem cells transparent png

微生物学

Neuron Neural Network in Human Brain Transparent PNG

Neuron Neural Network in Human Brain Transparent PNG

生物学

Black hole transparent png

Black hole transparent png

天文学

Bacillus Bacteria Flow Transparent PNG

Bacillus Bacteria Flow Transparent PNG

微生物学

Bacteria Growth on Agar Plates

Bacteria Growth on Agar Plates

微生物学

Microscopic 3D Viruses Isolated on Transparent Background PNG

Microscopic 3D Viruses Isolated on Transparent Background PNG

微生物学

bank card in hand, transparent background

bank card in hand, transparent background

金融

Ribbon flower work in a wooden hoop

Ribbon flower work in a wooden hoop

纺织与服装

Vintage red phone receiver hanging, isolated on white background

Vintage red phone receiver hanging, isolated on white background

A solar panel with multiple photovoltaic cells, designed to harness solar energy for electricity gen

A solar panel with multiple photovoltaic cells, designed to harness solar energy for electricity gen

数码电子

Brand image, real photo, tall buildings, looking up

现代建筑

Microscopic View of Cells with Visible Nuclei PNG

Microscopic View of Cells with Visible Nuclei PNG

微生物学

Human Egg Cell 3D Render Isolated on Transparent Background

Human Egg Cell 3D Render Isolated on Transparent Background

生物学

Detailed 3D Earth Globe Showing Continents and Oceans Isolated on White Background

Detailed 3D Earth Globe Showing Continents and Oceans Isolated on White Background

Hand Drawing Upward Growth Graph with Blue Marker

Hand Drawing Upward Growth Graph with Blue Marker

金融

Blue and White Circular Progress Bar 60 Percent Loading Icon

图形元素

Blue Rectangular Button with White Text Activate Now Isolated

Blue Rectangular Button with White Text Activate Now Isolated

图形元素

2D depiction of a liposome nanoparticle featuring a nucleus, isolated

2D depiction of a liposome nanoparticle featuring a nucleus, isolated

微生物学

light bulb concept isolated on transparent background

light bulb concept isolated on transparent background

数码电子

Close-up of Pure Yellow Gelatin Softgel Capsule Isolated on Transparent Background

Close-up of Pure Yellow Gelatin Softgel Capsule Isolated on Transparent Background

Close up of a black air fryer filled with golden brown french fries

食品与饮料

Close up of a black air fryer filled with golden brown french fries

零食

a hormonal cell in transparent background

a hormonal cell in transparent background

生物学

Paintbrush in yellow paint splash isolated on transparent background

Paintbrush in yellow paint splash isolated on transparent background

建筑施工

microscopic view of chlorella vulgaris

microscopic view of chlorella vulgaris

微生物学

group of mitochondria

group of mitochondria

生物学

Fluid blue and purple abstract shape with layered curved lines, 3D rendered

Fluid blue and purple abstract shape with layered curved lines, 3D rendered

图形元素

Fluorescent luminescent cell transparent background

Fluorescent luminescent cell transparent background

生物学

Copper wire coil isolated on transparent background

Copper wire coil isolated on transparent background

数码电子

Colorful liquids in test tubes

Colorful liquids in test tubes

化学

Clock made of blue and yellow pills on white background

Clock made of blue and yellow pills on white background

小工具

A single cancer cell with roots

A single cancer cell with roots

微生物学

3d green virus

3d green virus

微生物学

A futuristic robotic hand reaching out to touch a human finger

A futuristic robotic hand reaching out to touch a human finger

编程与 AI

a hormonal cell in transparent background

a hormonal cell in transparent background

生物学

aperture front view transparent background

aperture front view transparent background

数码电子

a miniature. stylized planet featuring a small town with winding roads. houses. trees. and wind turb

a miniature. stylized planet featuring a small town with winding roads. houses. trees. and wind turb

现代建筑

Asphalt road work planning concept. A cracked surface with vibrant green grass emerging on transpare

Asphalt road work planning concept. A cracked surface with vibrant green grass emerging on transpare

历史建筑

An isolated oil pumpjack extracting crude oil from the ground, set against a black coal backdrop. En

An isolated oil pumpjack extracting crude oil from the ground, set against a black coal backdrop. En

重工业

A real photo of a hand with a light blue glove holding a tube of EDTA containing red liquid

A real photo of a hand with a light blue glove holding a tube of EDTA containing red liquid

医学检测

Vibrant bok choy plant growing in soil isolated on transparent background

植物与花卉

Vibrant bok choy plant growing in soil isolated on transparent background

植物

A medical intravenous (IV) bag with a connected tube

A medical intravenous (IV) bag with a connected tube

Transparent beaker with yellow liquid

Transparent beaker with yellow liquid

化学

a 3d rendering of a virus. transparent background

a 3d rendering of a virus. transparent background

生物学

fresh aubergine in transparent background

食品与饮料

fresh aubergine in transparent background

健康食品

realistic 3D render of a dental implant, titanium screw and ceramic crown, cross-section view showin

realistic 3D render of a dental implant, titanium screw and ceramic crown, cross-section view showin

生物学

a single rod-shaped microbe freely floating inside a perfectly spherical, semi-transparent hydrogel

a single rod-shaped microbe freely floating inside a perfectly spherical, semi-transparent hydrogel

生物学