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今天 IEC60601-1, 无意中看到标准对这两个词解释如下:
$ k, i( B) J( ?% {) P/ J# G# p1) “shall” means that compliance with a requirement or a test is mandatory for compliance# I$ Z ?; B9 V+ d
with this standard;4 V0 C( g0 o" P
2) “should” means that compliance with a requirement or a test is recommended but is not
' z$ |8 E" i) s9 c) S Amandatory for compliance with this standard;% I4 k$ ~! `3 t8 R7 @$ Z
− “may” is used to describe a permissible way to achieve compliance with a requirement or) W: ?7 [5 W" A( l* a
test
; X3 u1 l" n: v# t供参考! |
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