一个故乡的雨日就如昨夜的一场梦一般。

A rainy day in hometown is just like a dream of last night.

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雨日和雨量较多能增加有效株数，提高纤维支数。

More precipitation amount and rain days helped to increase effective stalks and fiber fineness.

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随着降水等级的上升， 雨日与降水量的相关系数迅速增大， 小雨日与降水量的相关性最差， 暴雨日与降水量的相关性最好；

With the rising level of precipitation the correlation coefficient increases rapidly, light rainy days and rainfall relate the worst, storm rainy days and rainfall relate the best.

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