紫外-可见分光光度法中，一般供试品溶液 的吸光度应在

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30802' and id < 2480817 and id<>'2480817' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30802' and id > 2480817 and id<>'2480817' order by id asc limit 5