...靠的三维人 脸模型，在表情识别以及医学图像的三维重建上得到了很好的结果；此外还有基 于运动结构（StructurefromMotion，SfM）［m9】【20】的方法，它不需要相机校准的过 程，所以可以满足实时处理的要求：而基于Stereogr...
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由于梯级数量众多，又是经常运动的部件，因此一台自动扶梯的质量在很大程度上取决于梯级的结构和质量。
Due to the large number of steps, but also regular exercise components, so the quality of one escalator step depends largely on the structure and quality.
本实用新型结构简单，携带方便，一物多用，集多种功能于一体，在高尔夫球运动中，具有很广泛的实用价值。
The utility model has the advantages of simple structure, portability, one object with multiple purposes and multiple functions which are integrated, and has wide practical value in golf sport.
小球在光学梯度力的作用下，被牵引到光强极大值处，沿着抛物线做振荡运动，并最终收敛于抛物线型结构。
Particles in the Airy beam were firstly dragged into the nearest optical intensity peaks, and then oscillated along the parabolic trajectories and finally converged to the parabolic line.
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