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今天 IEC60601-1, 无意中看到标准对这两个词解释如下:
# |7 s2 a6 ?+ `, ]9 a1) “shall” means that compliance with a requirement or a test is mandatory for compliance
4 N1 d: x8 o0 J3 _* Z( G3 owith this standard;" M$ t5 q# D9 w( b% D
2) “should” means that compliance with a requirement or a test is recommended but is not
% b( N7 y1 |$ ?" G- C& k& Jmandatory for compliance with this standard;
5 p& u! `6 i# o( \2 c7 H1 }− “may” is used to describe a permissible way to achieve compliance with a requirement or
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供参考! |
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