- k2 X4 Y5 n5 SOsama bin Laden dead: hi-tech secret may end up in China6 c6 V0 J9 z, W7 [: T( t# r# \. u
. M* ]( X* c2 T' Y3 g7 b! \# GThere are growing fears that top-secret stealth technology taken from the helicopter that crashed during the raid on the home of Osama bin Laden could be smuggled into China and cause a diplomatic row. ' Q8 e1 G- W/ Q1 k. F# t& j% _) s$ Y% T1 M0 l( r- d
A spokesman for the American military said: “No operational details have been released about units or equipment.” 9 {- G- D5 }6 Q b
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1. Silver finish makes it harder to detect on radar and by infrared sensors9 |7 t" G; l/ D4 I/ W
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2. Shape of tailboom has been altered and possibly enlarged to evade radar s- t" }! |8 j" i
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3. Pan-like cover or hubcap over the rear rotor head conceals exposed machinery which is more easily picked up on radar . f" c' C: h# l9 j8 O) R% Q: c: V) W n
4. Extra blades on tail rotor reduce noise and lessen typical chopper sound