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大家看一下这个网站
. |7 R7 R: ?6 k: bhttp://www.eyesite.ca/english/pr ... nes/drivingstd.html9 T9 r' J j+ \. j. ~1 z$ G
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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 5 A$ T0 @2 j+ r a8 }- A
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& A8 @; _2 D0 K3 \3 u; Y( p5 (Personal Use)
- U4 {" {; d, a& t; N" `: n5 y$ hNot less than 20/50 (6/15) with both eyes open and examined together3 D1 D8 p/ _! U- Z/ v' F; Z
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4 (Taxi) and 5 (Commercial) 0 |1 {& c( m! D: G. Z8 W
Not 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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! z; r: I! b/ z3 N, W* O1, 2, 3,4 (Emergency) and 6 $ W" P+ g% O7 |2 }
Not less than 20/30 (6/9) with both eyes open and examined together. Worse eye not less than 20/100 (6/30). E7 Y" x2 S2 J# A% |0 C( ^) H5 L
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; X1 U; R6 _5 r1、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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