Most bore tests adopt traditional observations by eyes at present and the low precision and too many errors of test results are hardly suitable to modern bore producing technique and hamper the rapid development of national defense industry.

• 目前的炮膛检测绝大多数仍采用传统的肉眼观察,测量结果的低精度、大误差很难适应现代化的火炮生产技术,从而阻止了国防业的迅速发展。