热缩指套用于电缆分叉处的绝缘盒密封保护，有二芯、三芯、四芯、五芯规格产品。
Yonggu heat shrinkable for protection of insulation and sealing in fork position. it includes two cores. threecores. four cores, five cores.
热缩指套用于电缆分支叉处的绝缘和密封保护，有二芯、三芯、四芯、五芯的产品。
Heat shrinkable finger sleeve is suitable for protection of insulation and sealing in fork position. It includes two cores, three cores, four cores, five cores.
一些电缆是双芯的，其他的可能有五个、六个、十二个甚至更多芯。
Some cables have two wires while others may have five, six, twelve, or more wires.
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