5.369 Ücretsiz fotoğraflar için Test

bilim sağlık ilaç hastane tıp araştırma teknoloji uzay kalp stetoskop

Mars Lander's Solar Arrays

mars gezegeni güneş

Water quality testing-1

Seeds are secured in plant pillows for the Veggie plant growth system inside a laboratory in the Space Station Processing Facility at NASA's Kennedy Space Center in Florida.

Washington Park International Rose Test Garden

i̇lkbahar doğa

Crew Dragon Pressure Vessel

Space Launch System Rocket

Water quality using test strips

i̇nsanlar eğitim

Boosters for Orion Spacecraft

uzay gemisi roket

A close-up view of the Orion crew module from Exploration Flight Test 1 on display at nearby NASA Kennedy Space Center Visitor Complex in Florida.

uzay gemisi uzay

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”.

Firebolt fires a Griffin missile

Experimental Wing Tests Electric Propulsion Technologies

teknoloji uçuş

Outdoor education using water quality test strips

gençlik eğitim

Dream Chaser flight vehicle systems

hava taşıtı taşıt

Field Testing

NASA Tail Technology

hava taşıtı taşıt

Liftoff of SpaceX

Dream Chaser flight vehicle systems

hava taşıtı taşıt

Electric Multimeter

elektrik araçlar

Spitzer Space Telescope into orbit around the Sun

Board Chalk Chalkboard

hand crib

Conducting exam labor

i̇ş gücü test

Shape Changing Wing Flaps

hava taşıtı kanat

Prandtl-D Research Aircraft

hava taşıtı taşıt

Pouring Whiskey into glasses at Maker's Mark

school class journal

class journal

Test Tubes from experimenting on 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”.

A scientist holding bacterial samples for their antimicrobial susceptibility. 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”.

Orion Crew Module

Four test tubes of bacterial microorganism. 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”.

Biologist conducts a swim test on a large Rainbow trout

Engineers built a tank identical to the Space Launch System tank

uzay gemisi uzay

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”.

Crew Dragon Pad Abort Test (2015).

uzay gemisi roket

Orbital Test Vehicle 5 Mission (2017).

uzay gemisi bulut

Biologist conducts a swim test on a large Rainbow trout-1

Biologist conducts a swim test on a large Rainbow trout-2

Avrocar Test in Ames 40x80 Foot Wind Tunnel. Rear view of the Avrocar with tail, mounted on variable height struts. Overhead doors of the wind tunnel test section open. Apr 3rd, 1961.

A scientist testing a sample suspected of containing a bacterial toxin. 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”.

Conducting doctor exam

Biologist conducts a swim test on a large Rainbow trout-1

Doctors Stethoscope

Raptor testing (2016).

Orbital Test Vehicle 5 Mission (2017).

okyanus ejderha

Lab technician adding a solution to an Enzyme–Linked Immunosorbent Assay (ELISA) 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”.

Crew Dragon Pad Abort Test (2015).

Crew Dragon Pad Abort Test (2015).

atmosfer ejderha

Biologist conducts a swim test on a large Rainbow trout-2

teçhizat balık

Dan bitcoin

Flight Test in the Roverscape at NASA's Ames Research Center.

Launch of Little Joe-2 from Wallops Island carrying Mercury spacecraft test article.

teknoloji bilim

Medical Stethoscope Instrument

Stethoscope on White Background

Stethoscope Medical Device

Isolated blue stethoscope

laser scientific optical system

teknoloji yeşil

The USS Anchorage is being prepared for the Orion Underway Recovery Test 2.

Rendered image of Lunar Crater Observation and Sensing Satellite crashing into the moon to test for the presence of water.

Blue Stethoscope on White Background

Stethoscope - Doctor Instrument

Coronavirus Disease

maskeler sağlık

Mobile Service Tower Rolled Back for Orion Flight Test

uzay gemisi roket

handsome young man reading

UH-60 (NASA-748) Sling Load Test for Dynamic Response.

Test, Experiment, Medicine

APOLLO XII - countdown demonstration test (CDDT).

Child Education

Blonde Hair doctor exam

Doctor exam eye

Conducting doctor exam

laser scientific optical system

teknoloji yeşil

A Female Doctor Examining A Patient

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”.

ATK Solar Array Deployment Test at NASA Plum Brook Station Space Power Facility.

Coronavirus Disease

maskeler sağlık

Scientist removes cell growth medium from a 6–well plate in preparation for a plaque assay, which is a test that allows scientists to count how many flu virus particles (virions) are in a mixture. 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”.

The Helios Prototype is an enlarged version of the Centurion flying wing, which flew a series of test flights at Dryden in late 1998.

Stethoscope Instrument

Medical Stethoscope

Use your brain

This photograph shows the Vehicle System Test Bed rover, a nearly identical copy to NASA's Curiosity rover on Mars.

teknoloji taşıt

Blue stethoscope

Stethoscope on White

A tilt-rotor MV-22 Osprey

scientist doing research in a quantum optics lab

Black Stethoscope

Stethoscope Instrument

James Webb Space Telescope's Heart Survives Deep Freeze Test

Stethoscope - Medical Device

Stethoscope - Medical Instrument

Plant

Young pasha exam

This photograph shows the Vehicle System Test Bed rover, a nearly identical copy to NASA's Curiosity rover on Mars.

teknoloji taşıt

Water Type Muffler Test of aircraft at NASA Langley Research Center. May 13th, 1957.

hava taşıtı ordu

Doctor exam eye

Doctor exam female

Astronaut Mark C. Lee floats freely as he tests the new Simplified Aid for EVA Rescue (SAFER) system.

Doctor exam eye

101 - 200 toplam 5.369 Sonraki sayfa

/ 54