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一种检测和测定茶叶中甲基对硫磷、毒死蜱农药残留量的改良提取和纯化法
2021-02-22 16:05:40热度:145°C
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SQL Error: select id,classid,MATCH(title) AGAINST('50275454 54542876 28761866 18662645 26451866 18662208 22081872 18725022 50225448 54482855 28552789' IN BOOLEAN MODE) as jhc from ***_enewssearchall where (id<>217753) and MATCH(title) AGAINST('50275454 54542876 28761866 18662645 26451866 18662208 22081872 18725022 50225448 54482855 28552789' IN BOOLEAN MODE) order by jhc desc,infotime desc limit 0, 6
