入春(chūn )后(hòu ),随着暖湿气流(liú )开(kāi )始(shǐ )活跃,其与冷空(kōng )气“狭路相(xiàng )逢”,就酝酿出一场(chǎng )又一场的春雨。在(zài )浙江,3月(yuè )当地雨(yǔ )水较常年同(tóng )期偏少(shǎo )六(liù )成左(zuǒ )右,其中丽(lì )水庆(qìng )元、丽水青田、温(wēn )州文成等(děng )地的日(rì )照时数(shù )不足1小(xiǎo )时(shí ),为有历史记(jì )录以来(lái )的同期第(dì )一(yī )少。
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