As the roller gear cam rotates in co-ordination, machinery to operate effectively.
由于滚子齿轮式凸轮在旋转时互相配合, 机械以有效运作.
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A cutting cannula then rotates quickly over the needle to obtain the tissue sample.
切割套管然后迅速转动穿刺针获取组织样本.
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As camshaft rotates, the lobe, or high spot of the cam, pushes of the valve.
当凸轮轴旋转时, 凸轮凸起的或者高点的位置, 推动气门座.
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软盘: 包装在一个塑料里面,平坦的, 圆形的具有磁性的存储装备.
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As the ride starts, the gondola rocks back and fourth then under gravity, rotates 360 degree.
随着游乐设施的启动, 吊臂便前后摇摆起来,随后在地心引力作用下, 回旋360度.
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EXAMPLE : A geostationary telecommunications satellite rotates at the same speed as the Earth.
对地同步通信卫星的绕地旋转角速度与地球自转角速度相同.
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As the pole rotates the balls spin out levitating higher the faster the system spins.
柱子旋转的时候,这两个球也会转起来,这个系统转得越快,它们飞得越高.
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The Earth revolves around the Sun; The lamb roast rotates on a spit over the fire.
地球围绕太阳转; 这只小羊被放在篝火上来回转动着烤.
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As the pulsar rotates, this beam sweeps the sky a lighthouse beam sweeps around the horizon.
当脉冲量旋转时, 辐射束扫过天空,就像灯塔的光束绕地平面扫视那样.
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