alienck

Originally posted by 小小康 at 2007-9-2 12:15 AM:
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1 [8 ?9 R/ p% `2 b! p, F報紙出錯o者....4 a' ?% a- o- s
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如果真係咁，起碼成個月先番到機場9 [( P9 Y6 S9 }/ f( K- k

, D& p/ ~' @0 \' |, `[ 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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% ^) e! i' r8 p, X0 T$ y0 g可能係3m/s吧............

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另外" t2 ~. ~& t2 ]! D5 h. @
1 U.S. survey mile (also called "statute mile") = 1 mi = 5280 ft
% b' }: [( j! q! s1 international mile = 1 mi = 5280 ft
- D! T4 M# w+ f& H8 ?! o: N1 ft = 0.3048 m
* Z% Q9 L, d7 g! d: X9 C6 t所以 1mi = 1.6km
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ref: NIST