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本帖最后由 tf77587782 于 2015-12-2 16:51 编辑 : [ C. u# ^0 b! `
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”?
( X' t9 t4 z$ L8 j+ J以下为IEC标准原话。
" O( }* g% H8 y: `" j7.10
- ^# I. u3 K7 q1 ]2 A' sThe different positions of switches on stationary appliances and the different positions- {6 h) T/ |6 u5 \: V
of controls on all appliances shall be indicated by figures, letters or other visual means. This
9 ?6 c) x( m. G E3 r: Xrequirement also applies to switches which are part of a control. J$ w1 U o! y |3 K+ Q
If figures are used for indicating the different positions, the off position shall be indicated by1 N+ W, o6 D' J
the figure 0 and the position for a higher value, such as output, input, speed or cooling effect,
, Y6 E7 \( }' f, r3 Fshall be indicated by a higher figure.5 F- t; i! W# Y7 T6 |
The figure 0 shall not be used for any other indication unless it is positioned and associated/ R( _; e1 j& O! @( i5 W; M
with other numbers so that it does not give rise to confusion with the indication of the off6 b0 w7 y- K H/ `
position.1 b0 h% C6 Y! `* M, M$ @
NOTE For example, figure 0 may be used on a digital programming keyboard." N/ }1 C& z& j9 E* O `
Compliance is checked by inspection.( v; p, n; T' L7 Y4 F: \
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