alienck

Originally posted by 小小康 at 2007-9-2 12:15 AM:
; {9 k9 w% ?: I3 p' y; i1 \3 q; l$ i" I7 d$ Z
9 d. U7 |% c9 e9 }- S
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報紙出錯o者....
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如果真係咁，起碼成個月先番到機場1 t" `4 y' Q5 p" s; r' l4 y" b
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[ Last edited by 小小康 on 2007-9-2 at 12:17 AM ]

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7 _& R1 h1 l' A7 K+ H. D可能係3m/s吧............

alienck

Originally posted by alienck at 2007-9-2 12:32 AM:
2 [1 n& v; Y% |* F
3 o8 L0 z0 w" R+ z  m) Q% U: i/ R, X8 `
可能係3m/s吧............

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另外
( F/ X! a3 Z1 h# O/ P1 U.S. survey mile (also called "statute mile") = 1 mi = 5280 ft) [0 w0 N1 V" Z
1 international mile = 1 mi = 5280 ft
% g3 [: g  T8 w+ W1 U1 ft = 0.3048 m
# A" j0 \& ?# \+ R2 R所以 1mi = 1.6km2 \" [8 n& M* P% F5 w6 A' `8 m

. P) Y, V; q/ _- Sref: NIST