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ian_zhangty

木虫 (著名写手)

[交流] 请帮忙翻译一下这句话

TN10p, Percentage of days when TN < 10th percentile:

Let TNij be the daily minimum temperature on day i in period j and let TNin10 be the calendar day 10th percentile centred on a 5-day window for the base period 1961-1990. The percentage of time for the base period is determined where:

TNij < TNin10

特别是那个10th percentile和the calendar day 10th percentile centred on a 5-day window  不太明白。
谢谢啦

[ Last edited by ian_zhangty on 2009-8-26 at 11:36 ]
你打你的,我打我的
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ian_zhangty

木虫 (著名写手)

没人会吗?
你打你的,我打我的
2楼2009-08-26 13:51:33
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pitlord999

金虫 (小有名气)

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ian_zhangty(金币+10,VIP+0):谢谢 8-27 10:25
气象学里用的东西。把某一时间段测得的温度数据按高低排序,最低10%温度数据的分隔线即10th percentile temperature.

the calendar day 10th percentile centred on a 5-day window就是指用5天之内在同一个测点得到的数据得出的这个10th percentile temperature.
3楼2009-08-26 15:44:44
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