入春后,随着(zhe )暖湿气(qì )流开(kāi )始活(huó )跃,其与冷空气“狭路(lù )相逢”,就酝酿(niàng )出(chū )一场又一场的(de )春雨。在浙江(jiāng ),3月当(dāng )地雨(yǔ )水较常年(nián )同(tóng )期偏少六成(chéng )左(zuǒ )右(yòu ),其中丽水庆元、丽(lì )水(shuǐ )青(qīng )田、温州文成等地(dì )的日照(zhào )时数不足1小时(shí ),为有(yǒu )历史记录以来(lái )的同(tóng )期第(dì )一少。
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