alienck

Originally posted by 小小康 at 2007-9-2 12:15 AM:
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# j' O# x: G* X8 N' y報紙出錯o者....- I" p9 ~7 Q7 Z4 M# X: S
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如果真係咁，起碼成個月先番到機場' f: l2 R: J$ k! J8 E( m" S

3 Z+ t% _# y/ p# m2 W! u[ Last edited by 小小康 on 2007-9-2 at 12:17 AM ]

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可能係3m/s吧............

alienck

Originally posted by alienck at 2007-9-2 12:32 AM:
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8 Z. `$ u7 x# A* p5 n2 _9 j6 H+ |可能係3m/s吧............

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另外( A( Y) W2 Q9 l- Q% W
1 U.S. survey mile (also called "statute mile") = 1 mi = 5280 ft' P& e5 D8 N6 V: K  Y. l
1 international mile = 1 mi = 5280 ft& D. B; `& |6 z. D# i- a5 z3 K
1 ft = 0.3048 m. V& }) m) G. G/ Q2 Q
所以 1mi = 1.6km& s; U7 j! n& F+ q. P9 S  n- J
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ref: NIST