No electricity or heat is transmitted through the cable so fiber optic lighting is ideal where safety and fire protection is a concern.
没有电，热的传播途径是电缆，光纤照明，是理想，安全和防火是一个问题。
No electricity or heat is transmitted through the cable so fiber optic lighting is ideal where safety and fire protection is a concern.
没有电，热的传播途径是电缆，光纤照明，是理想，安全和防火是一个问题。
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