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。
Over the years, however, the boats' speeds increased; Shreve's 25-day run from New Orleans to Louisville in 1816 had been shortened to 4.5 days by 1853.
但是，多年来，船的速度渐渐有所提高施里夫在1816年用了25天从新奥尔良航行到路易·维尔，到1853年时，时间缩至四天半。
His sales force is signing up schools at the rate of 25 a day.
他的销售人员正以每天25个的速度和多所学校签约。
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