roller-skate vi.滚轮溜冰...dancer roller 摆动罗拉;松紧调节辊;张力调节...roller n.滚筒,滚轴,压路机滚柱;托...ball-and-roller bearing 滚珠与滚子轴承,减磨轴承...live-roller bed 传动辊道...beater roller 打浆辊,回转器...table roller 辊道...butt roller 底革辊...pay-roller n.领薪金者,受津贴者领薪金者...guide roller 导轮...roller drier 滚筒式干燥机...needle roller 滚针...guied roller 导辊...chill roller 冷却辊...five-roller 五辊机;五辊滚压机...ball and roller bearing 滚珠-滚柱轴承...angle roller 角铁辊轧机...spherical roller bearing 鼓形滚柱轴承...parallel roller 平行滚筒...taper roller 锥形滚子,推拔滚子...bench roller 台辊...
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