Expandra弹力劳动布expandv.使 ... 膨胀；详述；扩张；增加；张开expanded mandrel张开状态的卷筒expanding reamer可第铰刀,扩张式铰刀,可调铰刀,扩张铰刀expand the chest使胸腔扩展expand one levelv.展开一层expanding pulley伸缩轮expanding anchor张开式地锚expanding roller伸张式镇压器,展幅机,拉幅机expanding method扩张方法Expanded process膨化炮制expanding needle扩圈针