1. The wings of birds and most subsonic aircraft have Lift of three dimensional wings. 2. The Sea Harrier is a subsonic aircraft designed to fill strike, reconnaissance and fighter roles. 3. The Machmeter is, on subsonic aircraft , a warning indicator. 4. The 37 passengers were shifted to conventional subsonic aircraft 5. Subsonic aircraft must not fly faster than a specific percentage of the speed of sound.6. Nevertheless, fuel costs are not the bulk of the price for most subsonic aircraft passenger tickets. 7. -- Developing economical computer-driven jet engines as quiet as the ones that power today's subsonic aircraft . 8. Inlets on subsonic aircraft are simple and shorter, and are basically an opening designed to minimize drag. 9. Subsonic aircraft are usually made of aluminium.10. High bypass turbofans are used for subsonic aircraft and are quite efficient and are widely used for airliners.
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