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URL title:
寒露惊秋晚-泽朗集团
URL description:
从白露到寒露,两个节气,一字之差,反映的是气温的变化。《月令七十二候集解》说:“九月节,露气寒冷,将凝结也。”白露后,天气转凉,开始出现露水,到了寒露,则气温更低,露水增多。寒露以后,北方地区冷空气已经具有一定势力,我国大部分地区在冷高压...
URL keywords:
植物提取物
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