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大家看一下这个网站2 E5 W% u/ Z, W% x
http://www.eyesite.ca/english/pr ... nes/drivingstd.html$ C( X8 S8 [# W6 y: N7 j( |
% `" E( j, Z$ y, A: c" u! x% g里面这段
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% O- y% e+ i3 |5 V wTable 1–Corrected visual acuity* standards for the various classes of driving licences
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Class of licence† Recommended standard B- v7 J/ b1 I# g& G7 {
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0 f0 c3 ]8 P) B5 (Personal Use) / R: k$ q+ v# X3 N! R, m& e
Not less than 20/50 (6/15) with both eyes open and examined together+ c% B6 b5 B8 r9 M( q) c
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4 (Taxi) and 5 (Commercial)
' }+ F! @$ q- F5 x7 Q) i9 h0 _3 SNot less than 20/40 (6/12) with both eyes open and examined together. Worse eye not less than 20/200 (6/60). 5 {8 w- z1 }- q6 c* J
! |- i8 p5 M3 V- j$ y3 t g1, 2, 3,4 (Emergency) and 6
9 H6 ^4 H* k4 T5 `" ZNot less than 20/30 (6/9) with both eyes open and examined together. Worse eye not less than 20/100 (6/30).
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" Q: t2 a6 p. J4 K1、license 5:视力要求,双眼测试0.4,对单眼不作要求,可以这样理解吗,0.4时我们平常说的0.4吗? |
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