入春后,随着暖湿气流开(kāi )始活跃,其与冷空气“狭路相逢”,就酝酿出一(yī )场又一(yī )场的春雨。在(zài )浙江,3月当(dāng )地雨水较(jiào )常年同期偏少(shǎo )六成左右,其中(zhōng )丽水庆元(yuán )、丽水青田、温州文(wén )成(chéng )等地的日(rì )照时数不足1小(xiǎo )时,为有历(lì )史(shǐ )记录以来(lái )的同期第一少。
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