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标题: 逻辑题support和assumption先项的区别 [打印本页]

作者: 苦丁茶    时间: 2008-10-12 13:09
标题: 逻辑题support和assumption先项的区别
是不是对suppor项取非否定原命题;  而对assumption项取非只能削弱而不是完全否定原命题




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