改进的二苯碳酰二肼分光光度法测定茶叶中的六价铬
2021-02-21 09:41:33热度:162°C
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SQL Error: select id,classid,MATCH(title) AGAINST('24362988 29882136 21362294 22941729 17294428 44288503 85032294 22947534 75342354 23542566 25662566 25662240 22402308 23081866 18662208 22081872 18725022 50225448 54482136 21363389' IN BOOLEAN MODE) as jhc from ***_enewssearchall where (id<>199851) and MATCH(title) AGAINST('24362988 29882136 21362294 22941729 17294428 44288503 85032294 22947534 75342354 23542566 25662566 25662240 22402308 23081866 18662208 22081872 18725022 50225448 54482136 21363389' IN BOOLEAN MODE) order by jhc desc,infotime desc limit 0, 10