请问购买单反相机主要看哪些指标

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select * from tbl_Articles WHERE ArticleID=3243149 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=3243149 LIMIT 0,1
select * from tbl_Articles_sphinx where id=3243149 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(835109,1131081,3194044,1053874,1594031,440274,271521,2947264,221050,1574124,2575967,182789,2596459,1133213,1128283,3246948,215096,2083968,1127107,285238,1493477,1664903,1897123,1922060,674398,1414852,1071821,1076029,2667001,1114000) ORDER BY field (ArticleID,835109,1131081,3194044,1053874,1594031,440274,271521,2947264,221050,1574124,2575967,182789,2596459,1133213,1128283,3246948,215096,2083968,1127107,285238,1493477,1664903,1897123,1922060,674398,1414852,1071821,1076029,2667001,1114000)