This paper provides an algorithm of the free recoil motion calculation of piston in gas weapons, designs computer program and gives the actual example of calculation.
本文给出了导气式武器活塞自由后坐运动的计算机计算方法，运用BASIC语言设计了计算机程序，并给出了上机运行计算实例，以供有关人员参考。
Moscow exerts international influence not just with arms but also with a new Arsenal of weapons: oil, gas, timber.
莫斯科如今不仅用武器发挥国际影响，还用以下武器，包括石油，木材，天然气。
Soldiers particularly feared chemical gas attacks because they could cause blindness, blistering and a slow, painful death. The weapons are now outlawed by international agreement in most countries.
兵士们都格外畏惧化学气体攻击，因为它们可以致盲，引起水泡和痛苦的慢性死亡。如今大部分国家都签署了禁止化学武器的国际公约。
The gas gun is well applied in the ballistic environment simulation of weapons by its excellent performance.
气体炮以其优良的性能，在兵器弹道环境模拟领域得到了较好的应用。
The gas gun is well applied in the ballistic environment simulation of weapons by its excellent performance.
气体炮以其优良的性能，在兵器弹道环境模拟领域得到了较好的应用。
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