fiber cable jacket

例句：

1. 1.The fiber cable jacket is an important part of the communication system.
   纤维电缆外套是通信系统的重要组成部分。
2. 2. The fiber cable jacket protects the cable from damage and wear.
   纤维电缆外套保护电缆免受损坏和磨损。
3. 3.The fiber cable jacket is used to insulate the cable and prevent it from shorting out.
   纤维电缆外套用于绝缘电缆，防止短路。