Steel-tape armoured lead sheathed high-frequency communication cable 铅包钢带铠装高频通信电缆
Lead sheathed cotton-insulated distributing cable 棉纱绝缘铅包配线电缆
Double core rubber insulated lead sheathed and armored cable 双芯橡胶绝缘铅包铠装电缆
Research on the Corrosion-proof Problem of the Lead Sheathed Explosive Cutting Cord 铅管切割索防腐蚀问题研究
And it can validly increases the top wall thickness of the shaped-charge groove of the explosive cutting cord to use non-restraint formed technology to machine lead sheathed explosive cutting cord. 采用无约束成形工艺加工的铅管切割索能够有效增加切割索聚能槽顶部壁厚,增强铅管切割索抗环境试验能力。