line blanketing index

例句：

1. 1. Theline coverage index is a measure of how well the network can handle traffic during peak hours.
   线覆盖指数是衡量网络在高峰时段处理流量能力的一个指标。
2. 2.The line coverage index has been declining steadily since the introduction of new technology.
   自从引入新技术以来，线覆盖指数一直在稳步下降。
3. 3.The line coverage index is used to predict future traffic congestion in major urban areas.
   线覆盖指数被用来预测主要城市地区的未来交通拥堵情况。