用于特重交通等级的主干路的水泥不得采用（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='26169' and id < 2192909 and id<>'2192909' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26169' and id > 2192909 and id<>'2192909' order by id asc limit 5