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[国外标准] IEC 61158-3-21-2010 Industrial communication networks - Fieldbus specifications .Part 3-21: Data-link layer service definition - Type 21 elements

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P:2020-01-18 15:44:04

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IEC61158-3-21-2010

IEC 61158-3-21-2010 Industrial communication networks - Fieldbus specifications .Part 3-21: Data-link layer service definition - Type 21 elements.pdf

single-way aluminium-bronze equipment gland harness - 单路铝-青铜装置密封盖装具 （0） 投诉

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