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  4. Standard "GB/T 12640-1990"
Standard GB/T 12640-1990 28.12.1990 preview

GB/T 12640-1990

Methods of measurement for the digital microwave radio relay communication equipments

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STANDARD published on 28.12.1990


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The information about the standard:

Designation standards: GB/T 12640-1990
Publication date standards: 28.12.1990
SKU: NS-861858
Country: Chinese technical standard
Category: Technical standards GB

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Data communication networks

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