alienck

Originally posted by 小小康 at 2007-9-2 12:15 AM:
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報紙出錯o者....
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/ S2 F) G) H* W* ?如果真係咁，起碼成個月先番到機場
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[ 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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) S! p7 r7 A  e4 V3 b3 A" L可能係3m/s吧............

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1 U.S. survey mile (also called "statute mile") = 1 mi = 5280 ft
" `8 }, Y/ T; S2 J6 P/ G1 international mile = 1 mi = 5280 ft
- k$ b: B8 r9 h' i9 Q1 ft = 0.3048 m. V5 m* G. m/ t) r1 M  A
所以 1mi = 1.6km
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ref: NIST