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本帖最后由 tf77587782 于 2015-12-2 16:51 编辑 $ P1 s& ]$ x/ C2 \6 ~7 C
类似的问题,用OFF表示了断开的位置,用数字表示了大小。和同事比较有争议的地方标准里加了下划线,因为用数字表示档位,所以断开的位置一定要用“0”?/ l! Y0 t9 ~! @ ^+ b
以下为IEC标准原话。1 ^3 J0 R: a' I v' b" s4 r
7.10 ' q2 K' R2 g& r% O6 P! k
The different positions of switches on stationary appliances and the different positions
% r4 Z3 J" H) lof controls on all appliances shall be indicated by figures, letters or other visual means. This) J* u# I/ ~9 Y
requirement also applies to switches which are part of a control.
/ ?0 Z5 }; y% u; xIf figures are used for indicating the different positions, the off position shall be indicated by
$ a% c, ^1 Y$ x! W7 M2 s: ethe figure 0 and the position for a higher value, such as output, input, speed or cooling effect,
' M) k" @' i# ]' F# |shall be indicated by a higher figure.
2 |/ Z$ u+ i3 p' xThe figure 0 shall not be used for any other indication unless it is positioned and associated
' S! S! m8 C% u% Z2 s# Iwith other numbers so that it does not give rise to confusion with the indication of the off
, H5 u( x+ B# l- \" _7 O% S8 o# wposition.! F8 I5 R* ~, r* b, F$ b9 Q
NOTE For example, figure 0 may be used on a digital programming keyboard.6 C7 j; l/ b4 j; a7 m* o
Compliance is checked by inspection.' ~0 s6 l2 `( p( d
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