Rollet罗列特rolln.卷；滚动；名单；压路机；颤音；圆形物，面包卷v.摇摆；滚；绕；转动；展开Roll solid during hose building软管成型加压Roll wafer with helical line.拥有美丽的螺旋状条纹。roll presses for paper industry造纸用压光机rolling mill for seamless tubes无缝钢管轧机rolling circle DNA amplification滚环DNA扩增rolling liquid sealing apparatus滚动式液膜密封装置roll-over protective structure倾翻保护机构Roll-waist to change direction折腰转向rolling mill for circular shapes轧圆型材的轧钢机Rolling Shutter Spring Box Molds约旦求购弹簧箱模具