請寫出所有4引擎的飛機型號。

Airbus:
A340 series, pics:
600: http://www.airbus.com/store/photolibrary/AIRCRAFT/AIRBUS/A330_340/att00010851/media_object_image_lowres_A340600_Airbuslivery_Oct07_lr.jpg

500: http://www.airbus.com/store/photolibrary/AIRCRAFT/CUSTOMER/A330_340/att00001371/media_object_image_lowres_709X473_2485.jpg

300: http://www.airbus.com/store/photolibrary/AIRCRAFT/CUSTOMER/A330_340/att00001361/media_object_image_lowres_709X473_1443.jpg

200: http://www.airbus.com/store/photolibrary/AIRCRAFT/CUSTOMER/A330_340/att00001362/media_object_image_lowres_709X473_1568.jpg

A380 series, pics: http://www.airbus.com/store/photolibrary/AIRCRAFT/AIRBUS/A380/att00010548/media_object_image_lowres_a380_hongkong2_mr.jpg


Boeing:
707 series (out-of-production), pics:
http://www.airliners.net/open.file/1301707/M/

747 series, pics:
100: http://www.airliners.net/open.file/1303349/M/

200: http://www.airliners.net/open.file/1302919/M/

300: http://www.airliners.net/open.file/1293232/M/

400: http://www.airliners.net/open.file/1302747/M/

SP: http://www.airliners.net/open.file/1301972/M/

SR: http://www.airliners.net/open.file/1204114/M/

Airbus
340
380

Boeing
707
747
"Clipper"

波音 B-29 B-47 B-52 KC135