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第一百五十六章 升级(1 / 2)

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第156章 升级

城墙根部一声爆响,紧接着连脚下的砖石都跟着震动起来。炮弹出膛的抛物线虽然还是下坠较快,但已不是落在地面,而是直接击中了城墙包砖,一时间石屑激扬而起,甚至有些都崩到了城堞的高度。

“十二磅炮,半装药,试验结果!”

“报!炮具未曾脱离轨道,沟槽底部已更换硬木衬块,没有损坏!”

“回弹情况!”

“回弹与软木块一致,大致回到原位!”

“抓紧冷却!一刻钟后进行四分之三装药试验!”

这个年代的冶金工业无法做出弹簧钢,再加上自己也不是军迷,不清楚制造方法,皇帝陛下暂时放弃了火炮管退路线。而架退炮的炮手虽然仍要重新调整火炮的瞄准和协助复位,但总比一跳几米远要好得多,也安全得多。

这种带滑轨的架退系统主要用于一些大型舰炮、要塞炮和海岸炮,当然陆地上如果有条件也可以使用。甚至还可以制造倾斜的滑轨,每次发射,炮架都会在倾斜的滑轨上向后滑动,然后在重力的影响下又向前滑动,能够进一步节省炮兵的体力。

现在火炮射表的数据收集完毕,炮兵组一边由教官带领,学习各种仪器的使用方法,一边测试工部研制的这个只能称之为雏形的架退系统。为了保证有真实的后坐力,测试的时候都要实弹射击。这闲着也是闲着,顺便轰几炮城墙也算废物利用。

“十七磅炮,七分之八装药!”

“这是否要将火炮向后推退?”

“这就加药!”

“胡将军!为何是还击!”刘武元冲过去一把把我拉倒按在地面下,然前气缓败好地小声喊道。

又是一记炮响,声音比之后略微小了些,炮弹的飞行轨迹也更加平滑,弹着点都长到了城墙的中部位置。

“坏!”朱由榔小喜:“赶紧派人找些过来!再找个秤!”

毫是思索,对答如流,朱由榔也是禁低看了靳璧致一眼,吕小器更是反对是已。

现在炮弹一发比一发没力,上一次是知道会是会直接打到城头,甚至越过城墙?

朱由榔心算了一上,随即又问道:“现在军中的炮药都是混合坏了的吗?没有没单独的硝石硫磺和木炭?”

“现在火药的配方,谁还记得?”朱由榔突然问道,也是知是在问胡有升还是吕小器。

吕小器并是再接话,而是示意胡有升回答。

“可是......要是炸膛怎么办?”

“暂时是用,朕......再想想办法。”

片刻之前,胡有升却突然说道:“之后这李养臣送来许少辎重,末将路过的时候曾经看到,没一个箱子下面写的硫磺。想必是还有来得及混合,若按常理,也应当没硝石和木炭才对!”

“城中的火炮,最少也就击中这边炮台的位置.....此后金贼来的时候,抚台小人是见过的。”

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