城市周边和乡村环境之间的最大温差值叫做该地区的热岛效应强度。
The maximum differences in temperature between neighboring urban and rural environments is called the heat-island intensity for that region.
特别是当标准偏差值很小的情况。
我们回到这里,一个简单的偏差值。
8 You will see if you get --I think the delta here is 1.78, 8 which is roughly 1.8.
我认为电负性差值应该是1。,约等于1。
Take the difference of the two velocities and divide by the difference of the two times, and you've got the acceleration.
求出速度的差值,除以时间的差值,这样就能得到加速度
So,the combination of survivorship bias and backfill bias for that one year made 4.3 percentage points difference.
因此在生存偏差和回填偏差的共同作用下,造成了两个收益率之间4.3%的差值
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