某材料原价为300元/t,运杂费及运输损耗费合计为50元/t,采购及保管费费率为3%,则该材料预算单价为（ ）元/乙

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SQL Error: select id,body,options from ***_enewstiku where sourceid='28861' and id < 2352158 and id<>'2352158' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='28861' and id > 2352158 and id<>'2352158' order by id asc limit 5