NFC32-070 安装用绝缘电缆和电线 关于电缆和电线燃烧特性的的分类试验.
NFC32-070 Insulated conductors and cables for installation-Classification tests on conductors and cables with regard to fire behaviour.
中国防火网全国免费咨询电话:400-666-7290
网址:www.firete.com
...
NFC32-070 安装用绝缘电缆和电线 关于电缆和电线燃烧特性的的分类试验.
NFC32-070 Insulated conductors and cables for installation-Classification tests on conductors and cables with regard to fire behaviour.
中国防火网全国免费咨询电话:400-666-7290
网址:www.firete.com
...