Main cable conductor doesn't have splice, so has good continuity and decreases possibility of fault point.

主干电缆导体无接头，连续性好，减少了故障点。

youdao

Main cable conductor doesn't have splice, so has good continuity and decreases possibility of fault point.

主干电缆导体无接头，连续性好，减少了故障点。

youdao