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今天 IEC60601-1, 无意中看到标准对这两个词解释如下:3 g$ T! {! t6 c
1) “shall” means that compliance with a requirement or a test is mandatory for compliance; I' Q9 C: Q- _
with this standard;
/ V9 p* |7 _% H* H" U6 @; g, h2) “should” means that compliance with a requirement or a test is recommended but is not# P: S8 i& D: b* y8 S6 c
mandatory for compliance with this standard;
, M% B* U& H" Z) U4 a− “may” is used to describe a permissible way to achieve compliance with a requirement or
0 h) v# c( I) J+ @# o: } A2 T" ]test- y/ a( _/ | i% l" C
供参考! |
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