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14 小时
on MSN
Jet engine maker Safran disappoints with cautious forecasts
By Gianluca Lo Nostro and Tim Hepher (Reuters) -French jet engine maker Safran gave a weaker than expected outlook for the ...
Interesting Engineering
15 天
Photos: New turboelectric engine boasts 61% more range than historic Concorde
Astro Mechanica's turboelectric adaptive engine combines electric car motor technology to create an efficient solution for ...
Space.com
28 天
NASA's X-59 'quiet' supersonic jet test fires engine for 1st time
Starting on Oct. 30, engineers with NASA's X-59 Quesst program (Quiet SuperSonic Technology) have been conducting test runs of the jet's engines at the storied Lockheed Martin Skunk Works facility in ...
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今日热点
Tsunami warnings lifted
Images of suspect released
May cut diabetes risk
Billy Long to lead IRS
Nadler to step aside
Set to return after 20 years
Medellin cartel leader freed
Biden considers pardons
Several prisons to be closed
Airbus layoffs
Ethics report release blocked
Meet with lawmakers
Prenatal test spots cancer?
Raw milk recall expands
Satellites to create eclipses
Social Security chief pick
Airlines to pay for delays?
Syrian rebels capture Hama
Recalls over 205,000 SUVs
$10B AI data center in LA
SpaceX sets record
Weekly jobless claims rise
Winter storm to hit US
Jury deliberations continue
Taiwan's pres visits Guam
US trade deficit shrinks
Joins X Games as CEO
New AI tools for employees
Judge rejects plea deal
Delays oil output hike
Sacks to lead AI, crypto
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