UNE 21375-3-201:1997现行
Electrical Insulating Materials - Specification For Flexible Insulating Sleeving - Part 3: Specification Requirements For Individual Types Of Sleeving - Sheet 201: Heat Shrinkable Sleeving, General Purpose, Flexible, Cross-Linked Pvc, Shrink Ratio 2:1
出版：Asociacion Espanola de Normalizacion
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