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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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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可能係3m/s吧............

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另外$ S; W* l" Y3 }
1 U.S. survey mile (also called "statute mile") = 1 mi = 5280 ft# @7 W, ^: G6 `9 o) I
1 international mile = 1 mi = 5280 ft, B, A2 B6 }/ t3 g! E& L  g  `
1 ft = 0.3048 m5 N" |! Z$ y: d, w. s% v
所以 1mi = 1.6km" @( [: S5 h2 Y
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ref: NIST