"Thank you,the Amity Foundation!"Elijah Mwaura,a surgeon from Kenya,said with excitement,"This study is of great signifi......

近年来,国际恐怖组织为了谋求其政治目的,不断加紧恐怖活动,频繁制造恐怖事件,给世界各国和地区的社会经济发展带来巨大危害。我国......

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Remote sensing investigations combined with Geographical investigation systems (GIS) provide a rapid and cost-effective ......