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jiali2843金虫 (正式写手)
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这句话是什么意思?
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| The measurements of the daily global solar radiation and sunshine duration for each station are summed over each month to obtain the monthly total, respectively. Then, the monthly total of the global solar radiation and sunshine duration for each month are summed over the measured period and converted to monthly average data, respectively, by divided the total number of each month. |
3楼2010-09-07 21:24:26

2楼2010-09-07 20:52:40













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