![Rolls-Royce North America Boeing 747-200 Trent 1000 engine test-bed climbing out after take-off with undercarriage retracting. Part of the special Boe Stock Photo - Alamy Rolls-Royce North America Boeing 747-200 Trent 1000 engine test-bed climbing out after take-off with undercarriage retracting. Part of the special Boe Stock Photo - Alamy](https://c8.alamy.com/comp/KFAR71/rolls-royce-north-america-boeing-747-200-trent-1000-engine-test-bed-KFAR71.jpg)
Rolls-Royce North America Boeing 747-200 Trent 1000 engine test-bed climbing out after take-off with undercarriage retracting. Part of the special Boe Stock Photo - Alamy
![Twitter 上的JetPhotos:"The Rolls Royce 747 flying testbed in Victorville. https://t.co/3KMOnUqLJR © R. Eikelenboom https://t.co/qVOYdDlOQo" / Twitter Twitter 上的JetPhotos:"The Rolls Royce 747 flying testbed in Victorville. https://t.co/3KMOnUqLJR © R. Eikelenboom https://t.co/qVOYdDlOQo" / Twitter](https://pbs.twimg.com/media/EMmspK8X0AUIrKt.jpg:large)
Twitter 上的JetPhotos:"The Rolls Royce 747 flying testbed in Victorville. https://t.co/3KMOnUqLJR © R. Eikelenboom https://t.co/qVOYdDlOQo" / Twitter
![Questions surround conversion of ex-Qantas 747 into Rolls-Royce flying testbed | News | Flight Global Questions surround conversion of ex-Qantas 747 into Rolls-Royce flying testbed | News | Flight Global](https://d3lcr32v2pp4l1.cloudfront.net/Pictures/480xany/8/3/2/83832_48903432522_b036ec131a_o_254660.jpg)
Questions surround conversion of ex-Qantas 747 into Rolls-Royce flying testbed | News | Flight Global
![تويتر \ JetPhotos على تويتر: "The Rolls Royce 747 flying engine test bed in Victorville. https://t.co/1UHGCUYpB0 © Robert Lachowitz https://t.co/wnk8Shlive" تويتر \ JetPhotos على تويتر: "The Rolls Royce 747 flying engine test bed in Victorville. https://t.co/1UHGCUYpB0 © Robert Lachowitz https://t.co/wnk8Shlive"](https://pbs.twimg.com/media/EUeYiwSWsAAWG_F.jpg)
تويتر \ JetPhotos على تويتر: "The Rolls Royce 747 flying engine test bed in Victorville. https://t.co/1UHGCUYpB0 © Robert Lachowitz https://t.co/wnk8Shlive"
![The 787 Trent 1000 mounted on the Rolls-Royce 747. Ran into it while passing through KTUS and I had to take a picture. : r/aviation The 787 Trent 1000 mounted on the Rolls-Royce 747. Ran into it while passing through KTUS and I had to take a picture. : r/aviation](https://www.raytheon.com/sites/default/files/2017-10/rtn_421405.jpg)