3,287 免费图片适用于实验

实验室生物学发明家科学化学实验服臉科学实验室意识管子 (容器)

A scientist implementing molecular testing. 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

培养皿

Hand with test tube

Microscope science

实验室科学

(Joel) Medical doctor is holding laboratory flask

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

female scientist use microscope in the laboratory

科学家女人

Scientists

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

Chemist Experiment

Expedition 38 Takes an In-Flight Crew Portrait

外层空间实验室

Schale Pipette

实验室医学

科学家

(Carl) Pharmacist Man is Pumping a Fist

Chemical flask

实验室化学

Chemical flasks

实验室化学

实验室设备

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”.

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

Laboratory assistant

实验室发明家

Microscope virus

实验室科学

Chemical flask

实验室化学

Professor with a Test Tube

实验室教授

Chemical Flask

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

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

实验室图示

培养皿

实验室科学

laser scientific optical system

laser scientific optical system

Laboratory Scientist with a Test Tube

科学家实验室

Laboratory Equipment - Pipette

实验室设备

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

(Tonya) Pharmacist Woman is Giving Ok Sign

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”.

实验室化学

Scientist working with test tube

科学家实验室

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

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”.

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

(Tonya) Pharmacist Woman is Pumping a Fist

Old man

Pharmacist Woman Acting as a Guide

Test Tubes

管子 (容器)实验室

实验室医学

实验室医学

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

International Space Station Kibo laboratory module

外层空间载具

管子 (容器)实验室

Medical Doctor Woman is Using a Tablet

Test Tubes

版面模子科学

Medical Doctor

(Tonya) Pharmacist Woman is Troubled

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”.

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

Medical Doctor Woman

Pasteur Pipette Dropper

实验室化学

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

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

实验室圆柱

Pharmacist Man

Pasteur Pipette Dropper

实验室化学

ovement of microparticles by beams of laser

Rafting Canoeing Canyoning at Minakami Gunma

(Tonya) Pharmacist Woman is Wearing a Surgical Mask

Pharmacist Woman

医疗药物女人

Green Medical Doctor Man

Science lab

Near-death Experience

Laboratory Beaker

实验室烧杯

Pharmacist is Showing Drug Options

医疗药物臉

Laboratory experiment

Syringe

医疗药物健康

(Casey) Medical Doctor Woman is Holding an X Sign

(Casey) Medical Doctor Woman is Holding a Triangle Sign

Boy Expert Graduate

White Baby Mouse

Boardwalk experience refuge

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”.

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