短語(yǔ)詞組短語(yǔ)Muzzle e brake 槍口制退器muzzle brake surface 炮口制退器曲面Muzzle Brake Suppressor 槍口制退消聲器muzzle brake efficiency 炮口制退器效率gun muzzle brake 炮口制退器 返回 muzzle brake