) S# h9 l1 Y1 h9 M4 j( N报道还说,中国研制的隐形战斗机和美国最先进的F22新颖战斗机有许多类似之处。* O( l( I% A u7 b6 e- ~- r
4 ?" l6 u3 L/ L' i8 v- i美军发言人则对此表示“不对外公布有关本次执行任务之单位以及使用装备等细节”。& U/ I3 F8 H2 Z% Y* d; U
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Osama bin Laden dead: hi-tech secret may end up in China$ B5 A& a( C: ?! @. h1 _' Q
. M' L& \* C8 L7 s+ c, qThere 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.2 S9 v5 U8 N# J8 A
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A spokesman for the American military said: “No operational details have been released about units or equipment.” 8 n) h. \8 ~2 a- v9 J
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5 d1 [4 w& j6 h5 z4 [& d+ U7 G8 F' v! b 3 w. }8 C' j p- `& q3 b9 ^4 j1 r. H/ C + ~; `( \" G2 m. O3 x ; T; A2 I' X I3 \& z5 T5 K1. Silver finish makes it harder to detect on radar and by infrared sensors R$ Y+ U1 ^% I. N) d
) j X& N" M& v3 R' I2. Shape of tailboom has been altered and possibly enlarged to evade radar, H- |4 y* _9 p9 M2 T9 j# ^
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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 ! z+ t, a+ [, I7 \1 h0 R& H7 c, G$ J5 Q2 O
4. Extra blades on tail rotor reduce noise and lessen typical chopper sound