It may be used to determine the effects of bore curvature, thermal deflection of the tube, eccentricity of the projectile, interior ballistics data and construction of gun tube on dispersion error.

• 可用于确定内膛弯曲度、身管热变形、弹丸偏心率、内弹道诸元和身管结构等对射弹散布的影响。