皖西名优茶中Pb含量与土壤影响因素相关性分析
2021-02-22 11:52:51热度:178°C
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SQL Error: select id,classid,MATCH(title) AGAINST('45784687 46873591 35915137 51371872 18725448 Pb 26123331 33315175 51754533 45334032 40325116 51164776 47765082 50824356 43564764 47642556 25564852 48522354 23544686' IN BOOLEAN MODE) as jhc from ***_enewssearchall where (id<>213788) and MATCH(title) AGAINST('45784687 46873591 35915137 51371872 18725448 Pb 26123331 33315175 51754533 45334032 40325116 51164776 47765082 50824356 43564764 47642556 25564852 48522354 23544686' IN BOOLEAN MODE) order by jhc desc,infotime desc limit 0, 10