muzzle brake meaning in Chinese

炮口制退器

It was armed with the 105mm k 18 l 52 krupp . the gun was equipped with a muzzle brake with double - deflector this weapon could penetrate 111 mm of shielding under a vertical angle of 30 degrees to 2000 meters
它装备一门52倍径的105毫米k18火炮，炮口装有一个双室制退器，在2000米外能击穿30度倾角， 111毫米的均质轧制装甲。
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。