某软件公司开发某种软件产品时花费的固定成本为丨6万元，每套产品的可变成本为2 元，设销售单价为12元，则需要销售（）套才

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30332' and id < 2452460 and id<>'2452460' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30332' and id > 2452460 and id<>'2452460' order by id asc limit 5