Aiming at the deep hole detection, the method of ring lightsection is introduced and its principle is analyzed.
针对深孔内膛的检测，对环形光切的测量方法进行了介绍，对其测量原理进行了分析。
2
An image detection method based on the ring lightsection method was developed to measure deep holes with complex surfaces, especially rifled gun barrels.
针对膛线炮身管提出了一种基于环形光切的图像检测方法。
3
The crystallization wheel (1) and the steel belt (6) are both provided with circulating water cooling devices, so that the high-speed casting of lightsection blank can be realized.