为什么无线网络连接后面有个2字

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select * from tbl_Articles WHERE ArticleID=2747132 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=2747132 LIMIT 0,1
select * from tbl_Articles_sphinx where id=2747132 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1090188,1085912,1085882,1079043,1112086,1064931,1124265,1107997,1000479,1113804,1106505,1132455,1096747,1056440,1104483,1125964,1071749,1063309,1087337,1058033,1126770,1125548,1133425,1127931,1102712,1081869,1079820,1106002,1075863,1132677) ORDER BY field (ArticleID,1090188,1085912,1085882,1079043,1112086,1064931,1124265,1107997,1000479,1113804,1106505,1132455,1096747,1056440,1104483,1125964,1071749,1063309,1087337,1058033,1126770,1125548,1133425,1127931,1102712,1081869,1079820,1106002,1075863,1132677)