CEI EN 60641-3-1 Ed. 2 (2010)现行
Pressboard And Presspaper For Electrical Purposes - Part 3: Specifications For Individual Materials Sheet 1: Requirements For Pressboard, Types B.0.1, B.0.3, B.2.1, B.2.3, B.3.1, B.3.3, B.4.1, B.4.3, B.5.1, B.5.3 And B.6.1
出版：Comitato Elettrotecnico Italiano
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