halogen free meaning in English

无哈龙
无卤

Railway rolling stock . halogen free electrical conductors and cables
铁路机车车辆.无卤化物电线和电缆
Communication cables - common design rules and construction - halogen free flame retardant insulation compounds
通信电缆.通用设计规则和制造.无卤素的阻燃绝缘化合物
Railway fixed equipment . halogen free cables for signalling and warning alarm used in underground railway networks
铁路固定设备.地铁内网络内报警器和灯光信号用的无卤物电缆
Fixed railway equipment . halogen free cables for telecommunications for local customs used in underground railway netsworks
铁路固定设备.地下铁路网路中局部用户通信用无卤素电缆
Electronic components . halogen free materials for sheath used in communication cables with particular fire related properties
电子元件.具有特殊耐火性能的通信电缆护套用无卤素材料

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