如何截取录音文件的一段

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select * from tbl_Articles WHERE ArticleID=442731 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=442731 LIMIT 0,1
select * from tbl_Articles_sphinx where id=442731 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1084978,993285,1070292,1066828,1062971,1098442,1045755,1056384,1068118,1063799,1074851,1102470,1094057,1062062,1101849,1077100,1095520,1077074,1125183,1062078,1071089,1062973,1083946,1077826,1074923,1078150,981687,1100667,1067729,1096473) ORDER BY field (ArticleID,1084978,993285,1070292,1066828,1062971,1098442,1045755,1056384,1068118,1063799,1074851,1102470,1094057,1062062,1101849,1077100,1095520,1077074,1125183,1062078,1071089,1062973,1083946,1077826,1074923,1078150,981687,1100667,1067729,1096473)