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:160°C
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SQL Error: select id,classid,MATCH(title) AGAINST('50275454 54542876 28761866 18662645 26451866 18662208 22081872 18725022 50225448 54482855 28552789 27892252 22523382 33823355 33550102 01022230 22304332 43328271 82713709 37095009' 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 27892252 22523382 33823355 33550102 01022230 22304332 43328271 82713709 37095009' IN BOOLEAN MODE) order by jhc desc,infotime desc limit 0, 10