你可以躺在滚筒上不动(这样可以使你的胸腔向两侧打开)，也可以慢慢地滚动，按摩脊柱两侧的肌肉。
You can either relax on the roller without moving (which opens your chest laterally) or roll gently from side to side to massage the muscles along your spine.
然后文字开始滚动直到到达另一侧，之后改变方向，再滚回它的起始位置。
The text then scrolls until it reaches the other end, whereupon it reverses direction and scrolls back to its starting point.
研究轮胎滚动阻力、静态转向力矩和侧偏特性等因素对载重汽车性能的影响。
The influence of the tire characteristics, such as rolling resistance, static steering resisting moment and side slip etc.
压缩机在背向汽轮机一侧有慢速滚动装置?。
The compressor is equipped with a slow roll device on the opposite side to the turbine.
注意她将对侧闲置的手臂转出了水面，夸大了身体的滚动效果。
You note that she's exaggerating the body roll by rotating the opposite arm that she's not using out of the water.
差速器是当汽车转弯行驶或在不平等路面上行驶时，使左右驱动车轮以不同的转速滚动即保证两侧驱动车轮作纯滚动运动。
Differential when the vehicle is moving or turning in inequality when the road to drive around to different speed wheels rolling on both sides of drive wheel that is for pure rolling motion.
产品编号：轻型轮胎 产品简介：1、外观精美。2、乘用舒适，质优量轻，3、高速性能好，防侧滑性能好。4、滚动阻力小，缓冲性能好。
Description: 1, exquisite appearance. 2, passenger comfort, quality of light, 3, high-speed performance, anti-skidding good performance. 4, rolling resistance small buffer good performance.
产品编号：轻型轮胎 产品简介：1、外观精美。2、乘用舒适，质优量轻，3、高速性能好，防侧滑性能好。4、滚动阻力小，缓冲性能好。
Description: 1, exquisite appearance. 2, passenger comfort, quality of light, 3, high-speed performance, anti-skidding good performance. 4, rolling resistance small buffer good performance.
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