代码：
////// 分类检索 查询selectname/// public static DataTable GetSelectName_FLJS(string thing_type_id, string men_id, string gang_id, string mu_id, string ke_id, string shu_id){ StringBuilder sb = new StringBuilder(string.Format(@" select sn.Sel_chiname as 中文名, sn.Sel_engname as 英文名, sn.Sel_latname as 学名, sn.Thing_id, sn.Sel_type, sn.Thing_shu_id, sn.Thing_pro_id, sn.Thing_area_id from (((((selectname sn left join shu s on sn.thing_shu_id=s.shu_id) left join ke k on s.ke_id=k.ke_id) left join mu m on m.mu_id=k.mu_id) left join gang g on g.gang_id=m.gang_id) left join men me on me.men_id=g.men_id) left join thing_type tt on tt.thing_type_id=me.thing_type_id where 1=1")); if (!string.IsNullOrWhiteSpace(thing_type_id) && int.Parse(thing_type_id) != Common.OptionAllVal) { sb.Append(string.Format(@" and tt.thing_type_id={0}", strUtil.SqlClean(thing_type_id))); } if (!string.IsNullOrWhiteSpace(men_id) && int.Parse(men_id) != Common.OptionAllVal) { sb.Append(string.Format(@" and me.men_id={0}", strUtil.SqlClean(men_id))); } if (!string.IsNullOrWhiteSpace(gang_id) && int.Parse(gang_id) != Common.OptionAllVal) { sb.Append(string.Format(@" and g.gang_id={0}", strUtil.SqlClean(gang_id))); } if (!string.IsNullOrWhiteSpace(mu_id) && int.Parse(mu_id) != Common.OptionAllVal) { sb.Append(string.Format(@" and m.mu_id={0}", strUtil.SqlClean(mu_id))); } if (!string.IsNullOrWhiteSpace(ke_id) && int.Parse(ke_id) != Common.OptionAllVal) { sb.Append(string.Format(@" and k.ke_id={0}", strUtil.SqlClean(ke_id))); } if (!string.IsNullOrWhiteSpace(shu_id) && int.Parse(shu_id) != Common.OptionAllVal) { sb.Append(string.Format(@" and s.shu_id={0}", strUtil.SqlClean(shu_id))); } sb.Append(" order by sn.Sel_chiname"); return AccessHelper.DataTable(sb.ToString());}