The slightest motion of a patient in bed creates friction between skin and sheets and results in loss of cells from the skin's outermost layer.
卧床病人最轻微的活动就会在皮肤和床单之间产生摩擦力，结果就会引起皮肤最外层脱落。
It is found that the motion modes strongly depend on the bed thickness and vibration acceleration.
发现运动模式与颗粒床厚度及振动加速度有很强的依赖关系。
It is found that the motion modes of particles strongly depend on the bed thickness.
在改变颗粒床厚度时，我们发现，颗粒床的运动模式与其高度有着密切的关系。
But the theory about the flow regime of the wave boundary layer, the wave friction factor, the bed shear stress and the initiation of sediment motion has not developed very well.
而且波浪是海岸地区一个非常重要的海洋水动力因素，波浪作用下底部边界层的流态、底摩阻系数、床面剪应力和泥沙起动的理论还不成熟。
The MSS analysis is expected to offer an effective tool for exploring the particle motion in fluidized bed with coarse granules.
多重分形谱图分析有望为大颗粒流化床中颗粒运动规律的探测提供一种新的手段。
Working principle of speed change box sliding table is the longitudinal motion on the bed. Because the lead screw drive, couple with the function of gear box.
变速箱式滑台工作原理是滑板在床身上做纵向运动，因其丝杠传动，再加上变速箱的作用。
During motion, the sphere may experience the fluid drag, as well as the resistance from the interation of the moving sphere and the channel bed.
在运动过程中，球体除受到周围流体阻力外，亦受到球体与底床间交互作用所形成的阻力。
Used to treat stomach and intestinal disorders motion sickness premenstrual tension bed-wetting and urinary frequency.
用于治疗胃肠功能紊乱、晕动病、经前紧张、尿床和尿频。
I rolled off the bed and pulled on my shorts in one motion , then moved towards the dim light in Tom's room.
我滚下床，一把穿上短裤，向亮着微光的汤姆房间走去。这些明亮和暗淡的点，也就是在荧光屏上形成正在播送的场景的画面。
The lift was put in motion, and Herbert was soon stretched on his bed in Granite House.
升降梯往上升起，不久以后，赫伯特就躺在“花岗石宫”里自己的床上了。
If ask for those who get fellow student of stay dormitory collectivity, agree and sign, collect fees every night 20 yuan, bed by search connection of proper motion of the person that hire.
如果征得留宿宿舍全体同学的同意和签名，每晚收费20元，床位由寻租者自行联系。
Test results show:for the same grain size groups the flow velocity relating incipient motion of these granite sand grains decreases as the bed slope increases;
实验结果表明，同一粒径组的非粘性花岗岩风化砂粒随底坡坡度的增加其起动流速变小；
Test results show:for the same grain size groups the flow velocity relating incipient motion of these granite sand grains decreases as the bed slope increases;
实验结果表明，同一粒径组的非粘性花岗岩风化砂粒随底坡坡度的增加其起动流速变小；
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