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今天 IEC60601-1, 无意中看到标准对这两个词解释如下:
5 {" V' x3 y' T1) “shall” means that compliance with a requirement or a test is mandatory for compliance
_ U" _$ X; }# S( Y1 x3 rwith this standard;
9 h* z5 p7 d% {* N2) “should” means that compliance with a requirement or a test is recommended but is not3 X; l, _9 B* V- s( W ^/ y
mandatory for compliance with this standard;
& r5 S3 ^3 ]# G) P: ?" h; J− “may” is used to describe a permissible way to achieve compliance with a requirement or
" y" O0 j R2 L- T( Ytest3 q: c/ f$ |. E4 M$ a, f
供参考! |
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