This paper introduces various influence factors that lead to the misfire of charging delay tube for firing device of rifle grenade, and the way to solve it was found.
介绍了枪榴弹发火件装药延期管瞎火的各种影响因素，找出了解决方法，并进行试验结果分析。
It proves that the subject with pulse-firing control system is an inertial system with delay, and analyses the factors affecting stability of the temperature.
从理论上证明了在脉动燃烧控制方式下，控制对象是带延迟的一阶惯性环节，以及影响稳态炉温波动的因素。
The crossbow includes an arch fixed to the center spine, and a trigger mechanism was added to it, which can facilitate targeting and retaining the string, so as to make delay firing.
弩将弓装在弩臂上，并增加了可供瞄准和控弦的弩机，因而可延时发射。
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