| ICS 13.220.20 C 84 GA 306.1~306.2-2001 阻燃及耐火电缆:塑料绝缘 阻燃及耐火电缆分级和要求 Flame retardant and Fire Resistive cables: Classification and requirement for flame retardant and fire resistive characteristics of plastic insulated electric cables 2001-08-21发布 2002-02-01实施 |