alienck

Originally posted by 小小康 at 2007-9-2 12:15 AM:
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- O# e0 ]  P; u. `/ B! r( K! A報紙出錯o者..../ i/ E& n+ N0 W4 t( j

- d- M5 k) e) m+ G' N. A如果真係咁，起碼成個月先番到機場
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9 m( Z$ v9 M* C( P, X[ Last edited by 小小康 on 2007-9-2 at 12:17 AM ]

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* |/ Z  t! z; p5 U% Q( A可能係3m/s吧............

alienck

Originally posted by alienck at 2007-9-2 12:32 AM:; a5 I" H% h' k( e

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可能係3m/s吧............

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' s1 X" W: _' j7 c另外
! I. [$ f  S3 h& q1 U.S. survey mile (also called "statute mile") = 1 mi = 5280 ft
9 f- b( ~6 g. p6 p1 international mile = 1 mi = 5280 ft
" d0 U+ B9 Z1 ?0 L1 ft = 0.3048 m1 {2 ^: g- M% ^) N& j# D- i
所以 1mi = 1.6km
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6 t) B" _8 O- n1 Aref: NIST