
Specification for insulating and sheathing materials for cables. Elastomeric sheathing compounds. Sheathing compounds having low smoke and acid gas emission for general applications
出版:British Standards Institution

專家解讀視頻
Specification for insulating and sheathing materials for cables. Elastomeric sheathing compounds. Sheathing compounds having low smoke and acid gas emission for general applications
出版:British Standards Institution
專家解讀視頻