避雷线 meaning in English

blx
groundwire
shield wire / overhead ground wire

And for history reasons some 35kv lines were not all spanned with lightning conductor
线路防雷措施较为薄弱，由于历史原因部分35kv线路还不是全线架设避雷线。
These measures include installation of lightning lines , decrease of the tower grounding resistance as far as possible , the reasonable use of arc suppressing coils and adoption of arresters
处理方法包括加装避雷线、尽量减低线路杆塔接地电阻值、消弧线圈的合理使用和采用线路型避雷器。
Connection fitting ( hardware ) is mainly applicable for the connection of the conducting wire of aerial electric power line and terminals of lightning conductor , the connection of offline perch jumper wire and the repair of conducting wire
接续金具主要用于架空电力线路的导线及避雷线终端的接续、非直线杆塔跳线的接续及导线补修等。