upstroke time上升时间
upstroke slope上冲斜坡
upstroke twisting[纺] 上行式捻线
upstroke heater上行式打手
upstroke e上挑既笔迹;上挑的笔迹
upstroke needling上刺式针刺机
pump upstroke泵上行程
upstroke beater上行式打手
upstroke velocity上升速率
N(名词) an upward stroke or movement, as of a pen or brush 向上的笔画
N(名词) the mark produced by such a stroke 上挑的笔迹