什么叫打压指数

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SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(618995,1188099,816685,369455,989462,796142,1157293,1065497,370164,474034,1077174,1083494,1155802,702621,81351,1175782,1158901,1177719,490209,1044687,1067741,1047575,1059830,1081663,1142635,854871,1157729,1086764,936111,670007) ORDER BY field (ArticleID,618995,1188099,816685,369455,989462,796142,1157293,1065497,370164,474034,1077174,1083494,1155802,702621,81351,1175782,1158901,1177719,490209,1044687,1067741,1047575,1059830,1081663,1142635,854871,1157729,1086764,936111,670007)