For example, in the chart below, a 5% envelope is placed around a 25-day moving average.

例如在下图中，25天移动平均线附近放置了5%包络线。

youdao

For example, in the chart below, a 5% envelope is placed around a 25-day moving average.

例如在下图中，25天移动平均线附近放置了5%包络线。

youdao