The Steyr ACR used new flechette ammunition that was nominally called 5.56 mm, with a very high 4750 ft/s (1450 m/s) muzzle velocity.
而施泰尔ACR使用了新镖弹,通常被称为5.56毫米弹药,但是具有极高
4750码/每秒(1450米/每秒)
枪口速度。
The Steyr ACR used new flechette ammunition that was nominally called 5.56 mm, with a very high 4750 ft/s (1450 m/s) muzzle velocity.
而施泰尔ACR使用了新镖弹,通常被称为5.56毫米弹药,但是具有极高
4750码/每秒(1450米/每秒)
枪口速度。
The ACR "rifles" used smoothbore barrels to fire single or multiple flechette per round, rather than bullets, to provide long range, flat trajectory, and armor piercing abilities.
炮弹(抛射物)须拥有稳定
外形,比如带尾翼
箭状物或球体,以此减小发射时
震动。
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