球在空中沿曲线运动。
平面和空间曲线的运动有着广泛的应用。
The motions of plane and space curve have a wide range of applications.
标枪在空中沿曲线运动。
自动门的门体一般无曲线运动和复合运动形式。
The door body of the automatic door has no curvilinear motion and complex motion.
苹果沿着这空间中形成的曲线而运动。
通过分析与计算得到了进排气阀片的运动规律曲线。
At last we got the curve of valve's movement law through analysis and calculation.
然而现在应该把什么看作是曲线运动的线索呢？
And now what is to be regarded as the clue to curvilinear motion?
锭子运动的轨道由直线和曲线两部分交替组成。
Track of spindle consists of straight line and curve line in turn.
锭子运动的轨道由直线和曲线两部分交替组成。
Track of spindle consists of straight line and curve line in turn.
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