When the sun's rotation sweeps this warpedsurface across the earth, we detect sudden changes in the polarity of the magnetic field.
当太阳的自转使这个波浪形间隔面扫过地球时，我们就会探测到磁场极性的突然反转。
2
Based on the description of fitting warped blade surface with ruled surface, the locus of cathode is induced by rigid body transfer in this paper.
在阐述用直纹面拟合扭曲型面的基础上，用刚体变换的方法推算出阴极的控制轨迹。
3
The focal length of camera is estimated efficiently by using the algorithm of equidistant matching, images are warped to the surface of sphere whose radius equals to the focal length of camera.