00M核磁共振波谱仪 ppm大约相当于（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30407' and id < 2458185 and id<>'2458185' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30407' and id > 2458185 and id<>'2458185' order by id asc limit 5