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2004版中的描述: The height of graphical symbols shall not be
, P- B( U: Q. t& S* N5 y( i- }less than 5 mm except that the symbols for class II and class III luminaires and for the F mark
6 @/ m2 R9 j, m' z8 Amay be reduced to a minimum of 3 mm where the space available for marking is restricted.* g1 y( w/ a f/ R9 ~ p/ D
我的理解:除了二类,三类标示, 和F标示的高度因产品上空间的限制可以小到3MM之外, 灯俱上的其它符号的高度不能小于5MM.
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2008版中的描述: The height of graphical symbols shall not be less than 5 mm, except for symbols for class II and class III luminaires, and may be reduced to a minimum of 3 mm where the space available for marking is restricted.
$ Q% r7 M6 \( R, b0 k8 v7 O: ^这句话好像是说: :二类,三类符号高度不能小于5MM, 灯俱上的其它符号的高度因产品上空间的限制可以小到3MM.6 p: u o1 E# L& M' y$ i' c. Y
$ Y6 q2 z8 G' R& B不知道各位是怎么理解2008版的? |
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