primary coating fiber是什么意思

用法例句

Based on the current technological trends of optical fiber cables and the reference to advanced foreign optical fiber secondary coating line, along with our practice in many years, we propose a 12 fiber pay off equipment with tension control, which is suitable for China s domestic practical applications.

本文根据当前国外光纤光缆发展最新动向 ,参照国内引进的先进的光纤二次被覆生产线 ,结合我所多年来的实践 ,提出了适合国情的效果颇佳的 1 2芯张力控制放线设备。