入春后(hòu ),随着暖(nuǎn )湿气流(liú )开始(shǐ )活(huó )跃,其与冷(lěng )空气“狭(xiá )路相逢”,就(jiù )酝酿出一场又(yòu )一场的春雨(yǔ )。在(zài )浙(zhè )江(jiāng ),3月当(dāng )地雨水(shuǐ )较常(cháng )年(nián )同期偏少(shǎo )六成左右,其中(zhōng )丽水(shuǐ )庆(qìng )元(yuán )、丽水青(qīng )田、温州文成(chéng )等地的日照时数不足(zú )1小时,为(wéi )有(yǒu )历史记录以(yǐ )来的同(tóng )期第一少。
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