网络连接图标为什么出现问号

页面:/news/view-3274998/ | 耗时:0.8398 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=3274998 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=3274998 LIMIT 0,1
select * from tbl_Articles_sphinx where id=3274998 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(186446,454535,128362,1791459,1683641,140990,577372,1783860,174925,1565939,1082193,1126330,186424,2364929,1101777,210673,138917,1104033,2031367,1606379,1045643,1534476,1086116,225324,208446,1796851,1085764,1066128,2301732,1083618) ORDER BY field (ArticleID,186446,454535,128362,1791459,1683641,140990,577372,1783860,174925,1565939,1082193,1126330,186424,2364929,1101777,210673,138917,1104033,2031367,1606379,1045643,1534476,1086116,225324,208446,1796851,1085764,1066128,2301732,1083618)