Aluminum - polyethylene, the sheath used for riser cable where a flame retardant sheath is required.

铝聚乙烯, 这种护套用于需要阻燃剂护套的垂直电缆(上升电缆).

Aluminum - polyethylene , the sheath used for riser cable where a flame retardant sheath is required.

铝聚乙烯，这种护套用于需要阻燃剂护套的垂直电缆（上升电缆）。