用盐酸湿润后，置光洁的铜片上擦之，铜片表面呈银白色光泽，加热烘烤后银白色消失的药材是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='26295' and id < 2199737 and id<>'2199737' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26295' and id > 2199737 and id<>'2199737' order by id asc limit 5