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大家看一下这个网站
w/ I7 q& Y! f# l# Z4 D! Xhttp://www.eyesite.ca/english/pr ... nes/drivingstd.html
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里面这段9 T* n) `# g* N; [! D
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Table 1–Corrected visual acuity* standards for the various classes of driving licences: Y5 c1 N- Z, `) Z+ H/ ]
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Class of licence† Recommended standard / J8 d/ q' i/ s7 x- x- W- B8 L3 x
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- Q* x/ w0 B, ~% A) @5 (Personal Use)
' s& z7 w _# g1 A' FNot less than 20/50 (6/15) with both eyes open and examined together* I) o, Q. e3 n! Y7 f- H
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g: |5 R; W% ~4 [( b4 (Taxi) and 5 (Commercial)
( y( ^( f- R9 A9 s/ GNot 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 y1 `2 z+ d$ q' o9 B! o; D. D1, 2, 3,4 (Emergency) and 6 * ]& ?. x; x* {1 s7 v
Not 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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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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