Characteristic of all assault rifles, a selector level allows the shooter to choose between automatic (continuous firing) and semi-automatic (single-shot firing).
突击步枪共有的特点是，分配器手柄可以让射手在全自动(连续发射)和半自动(单发发射)之间进行选择。
In this paper, the characteristic of the firing er-ror, its calculating methods and its effect upon fire efficiency are analyzed.
本文分析了由此而产生的射击误差的特性，计算方法及其对高炮系统射击效率的影响。
In firing of machine guns, temperature field of barrel affects the dynamic characteristic directly.
机枪在射击过程中，枪管温度的升高直接影响机枪的动力特性。
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