Rollof罗洛夫
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
rolled out a long rope.展开一条长绳
rolling-ball planimeter转球式求积仪
rolling-contact fatigue滚动接触疲劳
rolling of sectional iron型钢轧制
rolling-contact bearing滚动接触轴承
rolling-bonding process轧制复合
rolling-sliding contact滚滑接触
rolling stock parts plant机车车辆机械厂
roll separating mechanism轧辊调整装置
Roll-on / Roll-off滚装