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本帖最后由 tf77587782 于 2015-12-2 16:51 编辑 / c# b( s, b& R7 A) k- A
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”?$ A0 Y$ q7 M% e! E: U
以下为IEC标准原话。
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) M4 A/ ?& K( a, r, z E' JThe different positions of switches on stationary appliances and the different positions7 Z: O8 c' Z9 o7 a6 g
of controls on all appliances shall be indicated by figures, letters or other visual means. This
6 V; b5 N8 {9 A& ^0 Urequirement also applies to switches which are part of a control.
+ E' A' c1 g2 W* lIf figures are used for indicating the different positions, the off position shall be indicated by
1 O, C$ j- [$ N* o- _% D) x: Uthe figure 0 and the position for a higher value, such as output, input, speed or cooling effect,# _/ S3 S6 y" x
shall be indicated by a higher figure.
7 l; W, w: Q! i& QThe figure 0 shall not be used for any other indication unless it is positioned and associated
# p5 C: q$ _1 m1 Mwith other numbers so that it does not give rise to confusion with the indication of the off- [, g0 {" t; ^( }
position.1 H: S7 V2 E4 x( \ Q/ o
NOTE For example, figure 0 may be used on a digital programming keyboard.. V& M0 n. |" S: w5 q
Compliance is checked by inspection.
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