Steam power did not merely spin cotton and roll iron; early in the new century, it also multiplied ten times over the amount of paper that a single worker could produce in a day.
蒸汽动力不仅可以用于纺织棉花和轧铁;新世纪早期,蒸汽机的使用同样大大提高了造纸的效率,蒸汽动力一天所生产的纸张总量是单个工人一天生产纸张总量的10倍。
Maybe we roll the object through our fingers or spin it in that last fraction of a second.
或许我们通过手指来旋转物体或试驾一个很微小的旋转。
Meanwhile, it also discusses the influence of roll yaw on sideslip in spin, and of moving round plumb line on Angle of bank.
同时就尾旋中偏滚对尾旋侧滑的影响、绕铅垂轴旋转对坡度的影响等进行了讨论分析。
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