Lie on the roller with your knees bent and your feet on the floor, so the roller extends along your spine from your sitting bones to the top of your head.
双膝弯曲，两脚着地，躺在这个滚筒上，让它沿着你的脊柱，一直从尾骨到头顶。
In this paper, the characteristics of Roller Skating in itself to study the cardiopulmonary function of Roller Skating For primary school students, as well as the impact of body shape.
本文就轮滑运动的本身的特点来研究轮滑运动对于小学生心肺功能以及身体形态的影响。
Women on roller skates zigzagged through the crowds, apparently to promote Drew Barrymore’s roller-derby movie, “Whip It.”
女人们穿着溜冰鞋在人群中“之”字穿过，最后出场的是德鲁·巴里摩尔的电影《轮滑女郎》。
Thus, working roller to perform uniform accurate grinding has not become true for roller surface rigidity and ORG grinding wheel rigidity fluctuating result in excessive or deficient roller grinding.
因此，当轧辊表面硬度波动及OR G砂轮硬度波动时常发生轧辊修磨过大或修磨不足等问题，还不能实现工作辊均匀精度修磨。
Four row circular cone roller bearings its performance and double row circular cone roller bearings basic same but may withstand the bigger radial direction load and the two axle to the load.
四列圆锥滚子轴承其性能与双列圆锥滚子轴承基本相同，但可承受更大的径向载荷和双轴向载荷。
Remember to collect oh stop everybody a roller-coaster ride, indeed, roller coasters miserably difficult really happened!
记得收藏哦止大家搭乘云霄飞车，果真，云霄飞车惨难真的发生了！
An improperly designed hot roller can cause fabric edge in excess of rolling pressure due to the increased roller diameter near the journal ends.
不适当的热轧辊设计会导致织物边缘过度轧压，这是因为热轧辊端部附近直径增大引起的。
To study the load distribution of hollow roller bearing, the iterative algorithm is adopted based on understanding the construction of the total elastic deformation of roller and raceways.
为了分析空心圆柱滚子轴承的载荷分布，在分析滚子与内外滚道接触变形量构成的基础上，提出了空心圆柱滚子载荷分布的迭代算法。
The paper makes introduction to structure and operation principle of roller mill, analyses the problems exists in vertical mill and roller press and developing trend of extruding mill.
介绍了辊筒磨的结构和工作原理，分析了立磨和辊压机存在的问题以及挤压磨机的发展趋势。
It also discusses power-saving mechanism of roller mill, makes theoretical deduction and experimental analysis to power consumption of roller mill.
论述了辊筒磨的节能机制，并对辊筒磨的能耗进行了理论推导和实验分析。
The old roller machine to use for half a year would need to open the repair, replacement or repair welding roller body.
而旧型对辊机使用半年就需拆开大修、更换辊体或进行补焊。
The effective methods of increasing resistance to multi-impact for roller were to ensure that the roller has sufficient strength and plasticity and to adopt suitable shaped techniques.
保证滚子零件具有足够的强度与塑性，并采用合理的成形工艺，是提高滚子零件多冲抗力的有效方法。
The main roller and the auxiliary roller and of a differential design so as to effectively enhance the planeness and evenness of the ironed fabrics.
主辊筒和副辊采用差动设计，有效地提高被熨织物的平整度。
Due to its speciality, the gravitational roller conveyor must be equipped with brake rollers in its table roller.
重力式辊筒输送机由于其自身的特性，必须在辊道中设置制动辊。
A controller is operable to control the rotation of the first roller and the rotation of the second roller based on the first detection signal and the second detection signal.
以及控制器，其可工作以基于所述第一检测信号以及所述第二检测信号来控制所述第一辊的所述转动以及所述第二辊的所述转动。
Saturated steam and cooling water can be inputted in the empty roller to adjust speed of roller.
辊筒内部为空心，可以根据使用要求，通入蒸汽或冷却水，用来调节辊筒的温度。
It is very similar to the feeling of climbing onto a roller coaster and sitting down in your seat, buckling up and when the roller coaster first starts to move, it jerks you forward.
跟爬上过山车并坐到座位里，系好安全带，当过山车开始启动时猛然拉动你的感觉差不多。
On line regression model of roller wear is studied by analyzing the roller wear model. The analytic principle of the roller wear model is presented and is applied to the real system.
通过对轧辊磨损模型的分析，探讨了适合于在线应用的轧辊磨损回归模型，介绍了轧辊磨损模型的解析原理，并进行了实际解析分析。
Roller Belt Conveyor for the important parts, tape machine could work with the roller is closely related to the quality.
托辊为胶带输送机上重要的部件，胶带机能否正常工作，跟托辊的质量有着密切的关系。
If we directly start the belt-driver which is driven by electric-roller, it can neither adjust speed according to the proportion of materials, nor prolong the life of electric-roller.
通过电动滚筒驱动的皮带机，如果直接起动，无法根据物料比重调节速度，无形中造成了电能的浪费，而且会缩短电动滚筒的使用寿命。
The effective methods that increases resistance to multicycle impact for roller are to ensure that the roller has sufficient strength and plasticity and to adopt suitable shaped technics.
因此，保证滚子零件具有足够的强度与塑性，并采用合理的成形工艺，是提高滚子零件多冲抗力的有效方法。
The factors for influencing service life of guide roller were analyzed, the relevant technical measures were adopted to reduce the guided roller consumption.
分析了影响导辊使用寿命的因素，采取了相应的技术措施，有效地降低了导辊的消耗量。
Although the exploitation of hollow cylindrical roller bearing could retrospect to a hundred years ago, the effect of hollow roller was widely recognized till the 60s of last century.
虽然空心圆柱滚动体轴承的开发可以追溯至百年以前，但空心滚动体在高速轴承中的作用是在上个世纪60年代才受到广泛的重视。
The effective methods that increases resistance to multicycle impact for roller are to ensure that the roller has sufficient strength and plasticity and to adopt suitable shaped.
因此，保证滚子零件具有足够的强度与塑性，并采用合理的成形工艺，是提高滚子零件多冲抗力的有效方法。
Four row circular cone roller bearings its performance and double row circular cone roller bearings basic same, but may withstand the bigger radial direction load and the two axle to the load.
四列圆锥滚子轴承其性能与双列圆锥滚子轴承基本相同，但可承受更大的径向载荷和双轴向载荷。
Idler roller can be divided into groove, parallel to the roller, spherical roller, buffer roller, roller screw, corrosion-resistant roller, vertical roller block;
托辊可分为槽形托辊、平行托辊、调心托辊、缓冲托辊、螺旋托辊、耐腐蚀托辊、立挡辊等；
It is to connect roller conveyors; several roller lines and other conveying devices can be assembled into complicated logistics transport system to meet the technical requirements in many fields.
滚筒输送机之间易于衔接过滤，可用多条滚筒线及其它输送设备组成复杂的物流输送系统，完成多方面的工艺需要。
When the roller mill with a certain ring wear, the length of spring pressure adjusted to maintain a constant link between roller mill on the pressure roller.
当磨辊与磨环达到一定磨损后，调整高压弹簧长度，保持磨辊于磨环之间的恒定碾压力。
When the roller mill with a certain ring wear, the length of spring pressure adjusted to maintain a constant link between roller mill on the pressure roller.
当磨辊与磨环达到一定磨损后，调整高压弹簧长度，保持磨辊于磨环之间的恒定碾压力。
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