大家看一下这个网站 % i( h; Q7 _1 {5 y1 k1 u; T/ V% {http://www.eyesite.ca/english/pr ... nes/drivingstd.html, c0 x. D+ \3 s- ?2 I9 z& N. r
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里面这段! ^* _! K* Y4 j4 o- `* |) O- e
-------------------------------------------------------------------------------- " `0 k: G& r1 Q' y$ D9 kTable 1–Corrected visual acuity* standards for the various classes of driving licences " {. M2 u; Q3 ?+ p$ S: X1 }4 g
-------------------------------------------------------------------------------- & \0 O) r% a: W1 j( p w . q( z& E8 l- u1 o; s: X7 v( OClass of licence† Recommended standard ( k6 g v- ~( t; y! d
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5 (Personal Use) % c7 U1 W6 \% D1 n
Not less than 20/50 (6/15) with both eyes open and examined together# W6 b6 F# t; e5 W% n4 y; Q
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Not less than 20/40 (6/12) with both eyes open and examined together. Worse eye not less than 20/200 (6/60). 8 M! [7 V% \. ]* o
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1, 2, 3,4 (Emergency) and 6 / ?: j" T2 ]( K6 x' rNot less than 20/30 (6/9) with both eyes open and examined together. Worse eye not less than 20/100 (6/30). 2 J$ D4 l2 Z+ Y
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发表于 2004-9-24 20:05
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发表于 2004-10-1 10:41
