为什么秒后面是100进制

页面:/news/view-2246015/ | 耗时:0.5511 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=2246015 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=2246015 LIMIT 0,1
select * from tbl_Articles_sphinx where id=2246015 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1087779,1086458,1082986,1071749,1048802,1063929,1076790,983947,1081181,1088544,1089560,1076490,1094925,1077074,1068258,1073041,1084391,1109304,1073322,1080795,1091645,1046928,1074714,1061598,1078102,1061518,1079069,1073858,1088425,1051435) ORDER BY field (ArticleID,1087779,1086458,1082986,1071749,1048802,1063929,1076790,983947,1081181,1088544,1089560,1076490,1094925,1077074,1068258,1073041,1084391,1109304,1073322,1080795,1091645,1046928,1074714,1061598,1078102,1061518,1079069,1073858,1088425,1051435)