梯形的高怎么求公式

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select * from tbl_Articles WHERE ArticleID=396336 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=396336 LIMIT 0,1
select * from tbl_Articles_sphinx where id=396336 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1110980,1098387,981824,1105880,1083277,1105787,1088579,1102802,1109008,1112430,1108678,1106481,1091007,1079291,1094931,1106434,1305090,1096086,1084123,1108195,1045751,1096483,1079363,1110249,1116065,1109487,1110065,1063913,1103162,1109957) ORDER BY field (ArticleID,1110980,1098387,981824,1105880,1083277,1105787,1088579,1102802,1109008,1112430,1108678,1106481,1091007,1079291,1094931,1106434,1305090,1096086,1084123,1108195,1045751,1096483,1079363,1110249,1116065,1109487,1110065,1063913,1103162,1109957)