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2004版中的描述: The height of graphical symbols shall not be
* V5 S3 S2 K! s/ @ fless than 5 mm except that the symbols for class II and class III luminaires and for the F mark
5 P( z0 h+ e! n* Kmay be reduced to a minimum of 3 mm where the space available for marking is restricted.5 U2 x7 h/ e$ } [
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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! m" ]" F u$ L3 l; [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.
" b* \( V/ s5 J2 x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.
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2 m6 w8 ?3 g. X2 \4 z% {不知道各位是怎么理解2008版的? |
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