入春(chūn )后,随着暖(nuǎn )湿气流(liú )开始活跃,其(qí )与冷空气“狭路相(xiàng )逢”,就(jiù )酝酿(niàng )出(chū )一场(chǎng )又一场(chǎng )的春雨。在浙江,3月当(dāng )地雨水较常年同(tóng )期(qī )偏少(shǎo )六成(chéng )左右,其(qí )中(zhōng )丽(lì )水庆元、丽水青田(tián )、温州(zhōu )文成(chéng )等地(dì )的(de )日(rì )照时数不足(zú )1小时,为有历史记(jì )录以来的同(tóng )期第一(yī )少。
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