Measure each phase conductor to metal mask and to metal sleeve insulation resistance.
测量每相导体与金属屏蔽、金属套间的绝缘电阻。
Optical fiber composition phase conductor (OPPC) is an optical cable with optical fiber unit in phase conductor.
光纤复合相线(OPPC)是将光纤单元复合在相线中的光缆。
Effective shielding can be achieved by reducing the breakdown probability of the gap between shielding wire and phase conductor.
提高避雷线保护的有效性可以通过减小避雷线—相导线间隙击穿概率来达到。
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