入春后,随(suí )着暖湿气流开始活跃,其与(yǔ )冷空(kōng )气“狭(xiá )路相逢”,就酝酿出一场又一场的春雨。在浙江(jiāng ),3月(yuè )当(dāng )地雨水较常年同(tóng )期偏少六成左右,其中丽水(shuǐ )庆元(yuán )、丽(lì )水(shuǐ )青田、温州文成等地的日照时数不足1小时(shí ),为有历史记录以来的同期(qī )第(dì )一(yī )少。 -
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