' T! I+ _1 x4 D& v! M& Y. H该报道还说，由于美军未经允许便进入巴基斯坦执行任务，此外一些美国官员指责巴基斯坦“窝藏”本拉登，巴基斯坦和美国的关系已经相当紧张。: U- p7 b: b# o) K: N
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巴基斯坦和中国军方有良好的关系，而中国现在正在起步研发攻击直升机。中国又是逆向研发的专家，同时也有不少成功的前例。 w6 k+ _5 C# S
$ W8 R+ ~$ R% z& t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。! ]7 s! A! S- Z! X" u1 T8 b. F
" o! x# K5 c% \/ {: q" d: b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”。 . r. k; j8 A( Y8 [( g" T. }, G* {6 S F0 Q7 l, A) a
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' G' J2 g# S4 H9 {Osama bin Laden dead: hi-tech secret may end up in China% A* c0 v K: T( O
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There 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.8 s' ~2 W. M1 ~0 Y
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A spokesman for the American military said: “No operational details have been released about units or equipment.” * V4 W. f' F M+ d# L3 @ , C! E" k! W! k, @, q4 v' j# r; e0 E
, s* A1 X+ O6 E0 \2 C/ [! C0 V; ] 7 m1 }9 B3 U. Y/ Z+ A, x2 r1 _& F! ?8 S + u' b! T, z( T# ?; K1. Silver finish makes it harder to detect on radar and by infrared sensors0 s- d8 j. ~ w, d% Q
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2. Shape of tailboom has been altered and possibly enlarged to evade radar& }; O0 T6 R/ |5 `+ E, c
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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 ( i" k* A& ^' _4 T) } u$ M7 i0 l% ]/ \: O, Q" ^1 G
4. Extra blades on tail rotor reduce noise and lessen typical chopper sound
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