天这个字怎么解释

页面:/news/view-1751329/ | 耗时:0.4361 s | 内存:1.89 MB | 查询:4 | 缓存读取:4 写入:0 | 加载文件:23
select * from tbl_Articles WHERE ArticleID=1751329 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=1751329 LIMIT 0,1
select * from tbl_Articles_sphinx where id=1751329 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1065863,1126736,1086278,1123398,1047629,1019199,1132309,1116085,1091376,1131741,1097823,1109575,1066160,1073144,1045885,1132613,1056672,1126150,1092319,1078202,1041471,1074656,1080547,1062208,1092696,1121413,1069247,1081685,1111248,1126126) ORDER BY field (ArticleID,1065863,1126736,1086278,1123398,1047629,1019199,1132309,1116085,1091376,1131741,1097823,1109575,1066160,1073144,1045885,1132613,1056672,1126150,1092319,1078202,1041471,1074656,1080547,1062208,1092696,1121413,1069247,1081685,1111248,1126126)