alienck

Originally posted by 小小康 at 2007-9-2 12:15 AM:
0 Z# D, k8 Z3 X
3 K( W- V9 ?- t, J7 u. \; f0 R
5 h' H5 A) o" `  d0 \% y1 n1 r4 n0 B& L( A  [
報紙出錯o者....: `3 e8 B, B) {1 p) ]

" A4 _' G, b- i9 {1 e2 l如果真係咁，起碼成個月先番到機場$ S# l4 u' R- N# k7 s' q

7 |7 _) p+ Q( R  x- Z/ Z[ Last edited by 小小康 on 2007-9-2 at 12:17 AM ]

* ~! T+ k7 {( |3 g- _0 W
3 L5 j5 D, N1 ]# p; q可能係3m/s吧............

alienck

Originally posted by alienck at 2007-9-2 12:32 AM:
% G  N) p6 Y+ J' e+ o- Z9 E2 C2 B) ^  ^; x. p
' J$ {$ y; [. L( M! b/ Z
可能係3m/s吧............

6 [. ?5 f! n$ ?' B3 |
: ^" G& ^0 g$ t) Y另外: A+ o, U* w' p: z- H3 [6 ^
1 U.S. survey mile (also called "statute mile") = 1 mi = 5280 ft7 O8 o- k# T$ Y0 M  X, [, @1 z
1 international mile = 1 mi = 5280 ft/ \+ v) Z8 Y/ S) ~5 m& \' t
1 ft = 0.3048 m: g& ?1 q# \( H; A4 _8 X
所以 1mi = 1.6km
7 u2 q( A- E5 {6 J- }2 q
: x6 v2 [& O* T  C5 W+ ]ref: NIST