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大家看一下这个网站* E; c2 v9 p0 j* [1 t( A
http://www.eyesite.ca/english/pr ... nes/drivingstd.html% t4 O) J; C5 q
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里面这段5 V* ~; Y7 r3 k; u4 a9 i' h1 k
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Table 1–Corrected visual acuity* standards for the various classes of driving licences
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Class of licence† Recommended standard V n9 f6 K" D* k [8 u+ _
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6 O0 s B/ W! Z4 ?" E
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5 (Personal Use) + B' n+ x8 l/ v. U% g3 y
Not less than 20/50 (6/15) with both eyes open and examined together' Q" h4 V2 ^! H& v* B- S
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4 (Taxi) and 5 (Commercial)
8 J, _0 |7 f/ Z* R& m9 i; SNot less than 20/40 (6/12) with both eyes open and examined together. Worse eye not less than 20/200 (6/60).
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1, 2, 3,4 (Emergency) and 6 8 i, M9 U1 a2 O2 I9 [
Not less than 20/30 (6/9) with both eyes open and examined together. Worse eye not less than 20/100 (6/30). 4 G6 x( F* T1 x5 R) V _: H( _
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5 I+ L( X9 i: o" |5 ?) }1、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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