jacksonmoss 发表于 2013-11-30 16:46:20

求助 : BS 7870-3.11:2011

BS 7870-3.11:2011LV and MV polymeric insulated cables for use by distribution and generation utilities Specification for distribution cables of rated voltage 0.6/1 kV. XLPE insulated combined neutral and earth copper wire concentric cables with copper or aluminium conductors

sigh007 发表于 2013-11-30 16:46:21

BS 7870-3.11-2011
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