A system of material boundaries in the form of a solid dielectric rod or dielectric-filled tubular conductor capable of guiding high-frequency electromagnetic waves.
物质边界装置，形状是一根固体电介质杆或充满电介质的管状导体，能够导引高频电磁波。
2
Stranded or Solid, tinned copper conductor.
导体使用单条或多条、镀锡软铜线。
3
Through process improvement the above mentioned disadvantages can be overcome, so it is recommended that solid aluminum conductor can be widely used in fixedly installed cable.