ppm是什么单位怎么读

页面:/news/view-437484/ | 耗时:0.6640 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=437484 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=437484 LIMIT 0,1
select * from tbl_Articles_sphinx where id=437484 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1113686,1119692,3418318,1108429,374711,1095277,417632,1114190,372618,2185360,390781,393660,2091299,1112450,373191,1094017,1120364,216013,1111356,1091793,1084467,1087769,1115751,662604,1104491,3136381,86248,100527,358671,360642) ORDER BY field (ArticleID,1113686,1119692,3418318,1108429,374711,1095277,417632,1114190,372618,2185360,390781,393660,2091299,1112450,373191,1094017,1120364,216013,1111356,1091793,1084467,1087769,1115751,662604,1104491,3136381,86248,100527,358671,360642)