liuxilin1215 发表于 2013-12-16 07:31:48

IEC 61508-4-1998

IEC 61508-4-1998 Functional safety of electrical/electronic/programmable electronic safety-related systems - Part 4: Definitions and abbreviations


admin 发表于 2013-12-16 10:02:17

谢谢您的分享，金币已奖励！
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