英语翻译这里面到底是光缆还是电缆啊?Some types of cable for two main ways of l

Some types of cable for two main ways of laying of cable are needed.
需要两类敷设光缆
1.A single-mode cable for surface laying of cable having a plastic rod (or a flexible steel cable) as a load-bearing element.Cable capacitance is 8,32,64,128 fibers.
地表敷设所用单模光缆,光缆中需加装抗拉塑料芯(或柔性钢丝).光缆容量为8芯、32芯、64芯或128芯.
2.A single-mode cable for subsurface laying of cable at duct-work.Cable capacitance is 8,32,64,128 fibers.
风管工程地下埋设所用单模光缆,光缆容量为8芯、32芯、64芯或128芯.