短語(yǔ)詞組短語(yǔ)telecommunications bonding jumper 電信跳線連接器Main bonding jumper 主跨接線;主接地連結(jié)線equipment bonding jumper 設(shè)備跨接線TBJ Telecommunications Bonding Jumper 電信跳線連接器circuits bonding jumper 電路搭接片 返回 bonding jumper