| 1. | On the similitude artillery , 7 items of shooting tests were proceeded . these items included : muzzle velocity of projectile , pressure of gases , recoil force , efficiency of muzzle brake , muzzle shockwave , dynamic stress , stability 在模型炮上进行了7个射击实验项目,实验项目包括:初速、膛压、后坐阻力、炮口制退器效率、炮口冲击波、动态应力、稳定性。 |