5米的钢筋各一段。现需要绑好钢筋架子100套,至少要用去原材料多少根？（ ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31396' and id < 2517732 and id<>'2517732' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31396' and id > 2517732 and id<>'2517732' order by id asc limit 5