以下为句子列表：
英文: Fire-resistant wire and cable are idfferent from flame-retardant wire and calbe in construcier and material.The former will operate normally during or after a long time fire ,even if the polymer of the cable section on fire has been burned out.
中文: 所谓耐火电线电缆，其结构和材料阻燃电线电缆不同，它可在长时间的燃烧过程中或燃烧后，即施加火焰处的高聚物材料被毁，也能够保证线路正常运行。
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