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2004版中的描述: The height of graphical symbols shall not be
$ `' k* A- q, {: p! Yless than 5 mm except that the symbols for class II and class III luminaires and for the F mark' ~( V+ m6 y. l0 P) J
may be reduced to a minimum of 3 mm where the space available for marking is restricted.& e4 S N# r2 e, r- p
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.- i1 d8 e1 A; f
9 H. K9 D# v- W% ?
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.$ X; t/ r$ {$ |0 |& f
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.9 E7 ~/ ^- d+ a; I+ g
. x2 a7 _: T* A/ w不知道各位是怎么理解2008版的? |
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