In order to resolve the problem that the synoptic scales are not predictable in the medium range, the conception of weather type was introduced.

为了解决天气尺度在中期预报的不可预报性问题，引入了天气类型的概念。

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This article provides a new type of prediction method which is distinguished from the normal statistic methods, and named Prediction Method with Synoptic-Dynamic Similarity.

本文提出了一种区别于一般统计方法的要素预报模式，该模式称为天气-动力相似预报模式。

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