产品概述 结构特征 Characteristic of Construction 松套管Loose tube 非金属中心强件Non-Metal central strength member 缆芯填充油膏 Filling compound 非金属加强纱Non-metallic strength yard - 双面涂塑轧纹铝带粘结PE外护套 Corruga......产品概述 结构特征 Characteristic of Construction 松套管Loose tube 非金属中心强件Non-Metal central strength member 缆芯填充油膏 Filling compound 非金属加强纱Non-metallic strength yard - 双面涂塑轧纹铝带粘结PE外护套 Corrugated aluminum tape coated with PE/co-polymer on both sides bonded to the inner surface of PE sheath