The city of profusion resembles a gyral magic square, rotational dream and temptation, blindfold letting a person is blurred.

缤纷的都市象一个旋转的魔方，转动着梦幻，让人眩目迷离。

Adopt gyral zero-finding technology to ensure the correction of detected part and avoid the。dislocation resulted from the stepout of direct drive.

用回旋找零技，测试位置的准无误，避免了因直接驱动失步而造成的错位。