group propagation time meter

例句：

1. 1. The group transmission time meter is used to measure the time it takes for a signal to travel from one point in a network to another.
   这个群体传播时间计是用来测量信号从一个网络点到另一个点所需的时间的。
2. 2. The team's performance was measured by the group propagation time meter, which showed that theywere ahead of schedule.
   团队的表现是通过群体传播时间计来测量的，结果显示他们提前完成了计划。
3. 3. In this study, we used the group propagation time meter to analyze the data collected from different locations around the city.
   在这项研究中，我们使用群体传播时间计来分析从城市不同地点收集的数据。