当图中a地与b地正午太阳高度相等时

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='17909' and id < 1518401 and id<>'1518401' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='17909' and id > 1518401 and id<>'1518401' order by id asc limit 5