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大家看一下这个网站. E1 N0 Z; L0 ~4 T4 X
http://www.eyesite.ca/english/pr ... nes/drivingstd.html
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2 @5 m& t( w6 [) I2 `里面这段
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' C) x7 J" k* N) m8 c2 cTable 1–Corrected visual acuity* standards for the various classes of driving licences" d2 I1 Y9 t8 V# ~
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& H2 N/ G2 J, `$ `Class of licence† Recommended standard
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5 (Personal Use)
' z2 H, L% |- s0 O0 I3 kNot less than 20/50 (6/15) with both eyes open and examined together7 X, G. Q: L+ O# p& B+ @8 l* G
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4 (Taxi) and 5 (Commercial) 3 R% g+ m/ ~" V6 Q
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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. m( I0 L8 o. O# a9 C1, 2, 3,4 (Emergency) and 6 5 }. B( F8 S1 O5 J
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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\% [& ~& g3 `& y1、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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