{sdcms:rs top="10" table="sd_category" where="followid=0 and modeid=-1" order="ordnum,cateid"}　无缝钢管 {sdcms:rs top="10" table="sd_category" where="followid=0 and modeid=-1" order="ordnum,cateid"}　焊管 {sdcms:rs top="10" table="sd_category" where="followid=0 and modeid=-1" order="ordnum,cateid"}　不锈钢管 {sdcms:rs top="10" table="sd_category" where="followid=0 and modeid=-1" order="ordnum,cateid"}　合金管 {sdcms:rs top="10" table="sd_category" where="followid=0 and modeid=-1" order="ordnum,cateid"}　方矩管 {sdcms:rs top="10" table="sd_category" where="followid=0 and modeid=-1" order="ordnum,cateid"}　镀锌焊管 {sdcms:rs top="10" table="sd_category" where="followid=0 and modeid=-1" order="ordnum,cateid"}　镀锌无缝管 {sdcms:rs top="10" table="sd_category" where="followid=0 and modeid=-1" order="ordnum,cateid"}　镀锌方矩管 {sdcms:rs top="10" table="sd_category" where="followid=0 and modeid=-1" order="ordnum,cateid"}　高压锅炉管