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第331章 风暴突击队!(1 / 2)

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【打中二环?那是固定目标,都没动好吗?如果真是个人,他就算在外面走着,你也打不中!】

“……”这林涛还真没信心,毕竟活动标靶还要计算提前量和运动轨迹等各种东西。

不过就在这时,赵松林又站了出来“在不受人为即射手技能和环境条件,像是风向,气温和气压变化的干扰下,弹道在大气环境中的表现主要取决于三个核心要素,即初速,发射角以及弹道系数。这些要素的任何变化都将直接影响自然散布现象,即子弹落点的分散程度。而这些影响因素,往往源于枪支和弹药之间微妙的差异,所以我们才说每把枪都有自己的特性!”

“尽管采用高精度枪支和弹药能够显着减少这些差异,进而减小自然散布,提升射击准确度,但这种影响却是难以完全消除的,就像物理学说世界上不存在绝对完美的圆,这样射击也难有绝对的精确。因此,尽管射手可以通过学习和实践来掌握散布的大致规律,但却无法预知每发子弹将精确落在散布面的哪个具体位置。”

“因为射击除了射手,枪还跟弹药有关,所以即便是同一射手使用同一把枪,每次击发所使用的子弹也不可能完全相同。像是火压点,点火压力的大小受到几个因素影响,像是底火中点火药的数量,其压缩密度等,这些都会直接作用在击发瞬间的点火压力上,从而间接地决定了子弹初速的稳定性和一致性。在装药过程中,即使是微小的装药量差异,比如0.1毫克或0.001毫克的差别,也会对推力产生显着影响,进而影响子弹的初速。”

“拔弹力也是一个重要因素,它受到枪弹装配时的装入深度以及弹壳口中部与弹头圆柱部之间紧密程度的影响。因此弹头的微小尺寸差异,弹壳口部的细微不同或装入深度的微小变化,都可能导致初速的变化。”

“还有药温,药温的变化会直接影响到发射药的燃烧速度,从而改变膛压并影响子弹初速的一致性。同样,射击时枪管的温度也会对初速产生影响,这就是为什么冷枪管与热枪管在射击时初速会有所不同。也是为什么狙击步枪在进行精度测试时,通常采用打3发一组的方式,而突击步枪则可能需要打10发或更多来评估其整体性能。”

“还有药室容积,装药状态,发射药燃烧的一致性,弹头重量,弹头质心位置,弹头的气动外形,头断面密度,包括重量和直径,这也是会影响弹道系数的因素,还有飞行姿态,章动角越大,对弹道系数影响越大,飞行速度等等。”

“就算是开枪时,枪口的离地距离不同,也会造成气压和风压的不同,从而影响弹着点!”

“所以林哥在刚接手一把狙击步枪时,能十发不脱靶,已经很厉害了!”

原本林涛把赵松林拉出来,只是想让他帮自己捡回面子,谁知听完他的话后,林涛自己都不觉得是自己打的不准,而是枪和子弹的问题。而且还信了自己确实有天赋,很厉害。

望向直播间道“怎么样?听明白了没有?”

【没有,啥点火压力,装药量,拔弹压力,听完脑袋都晕的!】

【虽然一点没听懂,不过感觉很厉害的样子!】

【义父,你真是找了一个好的解说专家,得好好感谢他。】

“狗屁,明明是我也很厉害好吗?”林涛嗤之以鼻道,不过心里倒是对赵松林对于枪支的理解佩服了不少,不愧是开射击馆的,不仅对枪,连子弹也是如数家珍啊。

林涛好奇道“你以前不对是在哪个兵种?”

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