3,286 免费图片适用于实验

实验室生物学发明家科学实验服化学科学实验室臉意识管子 (容器)

A scientist holding a culture test plate. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

(Joel) Medical doctor is holding laboratory flask

培养皿

International Flavors and Fragrances Inc., is a company that creates and manufactures flavors, fragrances and aroma chemicals.

Microscope science

实验室科学

Scientists

female scientist use microscope in the laboratory

科学家女人

A scientist examining the results of a hemagglutinin inhibition (HI) test. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

科学家实验室

Expedition 38 Takes an In-Flight Crew Portrait

外层空间实验室

Chemical flasks

实验室化学

实验室设备

Hand with test tube

Chemical flask

实验室化学

(Carl) Pharmacist Man is Pumping a Fist

科学家

Chemist Experiment

At the Astrotech facility in Titusville, Fla., technicians perform backlight inspection and cleaning on NASA's Lunar Reconnaissance Orbiter, or LRO.

A medical illustration of drug–resistant, Mycoplasma genitalium bacteria. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

Schale Pipette

实验室医学

A medical illustration of drug–resistant, nontyphoidal, Salmonella sp. bacteria. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

Microbiologist preparing for antibody testing. A healthcare provider donning a pair of green latex gloves in order to protect herself during her subsequent interaction her next patient. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

医疗药物科学

Destiny Laboratory Attached to International Space Station

外层空间载具

Microscope virus

实验室科学

Chemical flask

实验室化学

Robonaut Operates Task Board in Space

外层空间冬季

Scientist pipetting samples of bronchoalveolar lavage (BAL) fluid. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

科学家科学

Laboratory assistant

实验室发明家

Chemical Flask

A 440X photomicrograph magnification of a hematoxylin and eosin (H&E)–stained liver tissue specimen, revealed the presence of cytoarchitectural changes indicative of fatty degeneration. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

实验室细菌

A technician placing the repackaged influenza samples into a cold–storage environment within the laboratory setting. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

Science Teacher with Student

Professor with a Test Tube

实验室教授

培养皿

实验室科学

实验室图示

laser scientific optical system

实验室设备

laser scientific optical system

Scientist testing with virus through test tubes. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

A 3D graphic representation of a spherical-shaped, measles virus particle, that was studded with glycoprotein tubercles. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

Los Alamos National Laboratory in New Mexico

国家的墨西哥

F-15D Eagle

航空器载具

Rafting in Minakami Gunma Japan

scientist doing research in a quantum optics lab

A scientist demonstrating a lab technique called “candling,” which determines if the egg is suitable for use in growing flu viruses. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

Scientist working with test tube

科学家实验室

Laboratory Scientist with a Test Tube

科学家实验室

实验室化学

An electron microscopic (SEM) image, depicts a blue-colored, human white blood cell, (WBC) known specifically as a neutrophil, interacting with two pink-colored, rod shaped, multidrug–resistant (MDR), Klebsiella pneumoniae bacteria. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

实验室细菌

(Tonya) Pharmacist Woman is Giving Ok Sign

A 1000X photomicrograph magnification of numerous, rod-shaped, Gram–negative, Yersinia pestis bacilli. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

Scientist testing with virus through test tubes. A healthcare provider donning a pair of green latex gloves in order to protect herself during her subsequent interaction her next patient. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

医疗药物科学

A medical illustration of clindamycin–resistant group B Streptococcus bacteria. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

(Tonya) Pharmacist Woman is Pumping a Fist

管子 (容器)实验室

Test Tubes

Tomato plants are growing under red and blue LED lights in a growth chamber inside a laboratory at the Space Station Processing Facility at NASA’s Kennedy Space Center in Florida.

外层空间农业

Old man

Medical Doctor

Pharmacist Woman Acting as a Guide

实验室医学

管子 (容器)实验室

International Space Station Kibo laboratory module

外层空间载具

Pasteur Pipette

实验室医学

Medical Doctor Woman is Using a Tablet

Health officials inspecting specimens suspected of being connected to a hantavirus outbreak. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

科学家科学

A medical illustration of drug–resistant, Mycoplasma genitalium bacteria. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

A 3D image of a group of Gram–positive, Corynebacterium diphtheriae, bacteria. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

Medical Doctor Woman

(Tonya) Pharmacist Woman is Troubled

Local health centers experimenting with coronavirus. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

医疗药物科学

A photomicrograph of Candida albicans fungal spores. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

Spacewalk

外层空间水下

A Petri dish culture plate containing a growth medium of Sabouraud dextrose agar, which had been inoculated with the fungal organism from the genus, Syncephalastrum, strain A-423. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

(Tonya) Pharmacist Woman is Explaining

ovement of microparticles by beams of laser

ovement of microparticles by beams of laser

实验室圆柱

Pasteur Pipette Dropper

实验室化学

Chimpanzee "Ham" during preflight activity with one of his handlers prior to the Mercury-Redstone 2 (MR-2) test flight which was conducted on Jan. 31, 1961.

宇航员动物

Laboratory technician working with electronic cigarettes. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

科学家科学

ovement of microparticles by beams of laser

Rafting Canoeing Canyoning at Minakami Gunma

Pasteur Pipette Dropper

实验室化学

Test Tubes

版面模子科学

Science lab

(Casey) Medical Doctor Woman is Holding an X Sign

Pharmacist is Showing Drug Options

医疗药物臉

Pharmacist Woman

医疗药物女人

Pharmacist Man

Near-death Experience

Laboratory experiment

(Tonya) Pharmacist Woman is Wearing a Surgical Mask

(Joshua) Medical Doctor is Holding an X Sign

Syringe

医疗药物健康

White Baby Mouse

Green Medical Doctor Man

Three test tubes used in a Legionella pneumophila bacteria detection test. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.

Boy Expert Graduate

Boardwalk experience refuge

Laboratory Beaker

实验室烧杯

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