什么是有效数字七年级数学

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SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1085864,1104824,1067397,1088451,1068558,1065107,1095992,1095307,1080086,1080663,1071905,1493289,1075901,1118495,1073100,1090310,1074744,1111316,1061328,1068874,1081241,1082261,1054674,1082928,1053224,1078521,1080118,1108890,1093989,1069477) ORDER BY field (ArticleID,1085864,1104824,1067397,1088451,1068558,1065107,1095992,1095307,1080086,1080663,1071905,1493289,1075901,1118495,1073100,1090310,1074744,1111316,1061328,1068874,1081241,1082261,1054674,1082928,1053224,1078521,1080118,1108890,1093989,1069477)