阿肯肯肯_49265 发表于 2017-9-25 15:10:45

IEC 61158-2-2003

IEC 61158-2-2003
Digital data communications for measurement and control -
Fieldbus for use in industrial control systems -
Part 2: Physical layer specification and service definition


admin 发表于 2017-9-27 09:21:30

谢谢您的分享,金币已奖励!
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