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S/N Standard ID_Text(Version) Description (PDF / digital product) Qty Lead Time (Days) Price (USD) Price Non-USD PDF Preview
Delete 1 GB/T 20989-2017_ENGLISH Determination of power losses in high-voltage direct current (HVDC) converter stations 1 4 499 Need to translate
Delete 2 GB/T 20989-2007_ENGLISH Determination of power losses in high-voltage direct current (HVDC) converter stations 1 4 999 Need to translate
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