IEC 61156-5-2009
数字通信用对绞/星绞多芯和对称电缆.第5部分:小于1000MHz的有传输特性的对绞/星绞对称电缆.水平地板布线.分规范
Multicore and symmetrical pair/quad cables for digital communications - Part 5: Symmetrical pair/quad cables with transmission characteristics up to 1000 MHz - Horizontal floor wiring - Sectional specification