沙尘天气worst万通地产大悦城西湖龙井男装品牌信用卡中心西长安街中国茶叶纸书
摘要：<正>沙尘肆虐3月20日,北京、天津等13省区受到沙尘天气影响,这次沙尘天气是自2009年1月份以来影响中国范围最大、强度最强的沙尘天气过程。On March 20,13 provinces and regions with Beijing andTianjin included were affected by a sandstorm,the worst since Januarylast year in terms of its covered area and intensity.
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