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第450章 升帐点卯

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二文浩苦笑,拿讨支前装悔发枪。龙腾小说网ltxs520.com将火药倒入枪管竹九用浸过油脂的鹿皮包裹,塞进枪管,用通条捅进去杵紧,然后把枪固定在发射架上,系好绳子,来到掩体后面,这一次他让其他人蹲下自己则趴在掩体上观察。

一扯细绳,就听轰的一声响。

听到这声音,杜文浩又高兴了,急匆匆跑过去一看,枪口前面人形靶上还是干干净净的。弹丸落在了距离枪口两三步远的地方。一很显然,装药量太少,动力不够。

杜文浩只知道涟发枪的击发原理,但是对装药量却不知道,生怜炸膛,所以装药量比较少。

杜文浩又重新装药之后,又把子弹塞好。又发射了一枪,这一次装药量又太多了,就听砰的一声,枪管又炸裂了。

连续炸裂两支枪,看来,枪管材料不合格。问道:“这枪是用的什么材料?”

铁匠道:“是用的铁。”

“铁虽然硬度够,但太脆了。容易炸裂,以后换成黄铜或者青铜。是!”铁匠忙答应了。

杜文浩拿过最后一支枪,由于有了炸裂枪管用料做参考,这一次装药介乎两者之间。

两次炸膛都只是炸裂枪管,杜文浩发现。火药威力太还不足以形成爆炸飞射威力,所以也懒得躲在掩体后面,就站在距离枪械几步远的地方拉绳子。王润雪和几个工匠站在他身后,很新奇地瞧着他。

杜文浩回头一笑,一拉绳索。就听砰的一声巨响,枪口冒出一缕黑烟,很快消散。

五十步远的人形靶胸口上,赫然一个小黑集!

“成功了”。杜文浩高兴地大叫起来,跑过去查看那人形靶,只见那拇指大的铁弹浅浅地缀在人形靶上。虽然透入不深,但已经足以让他兴奋了。

王润雪等人面面相觑,这是他们第一次见到用火药做动力发射弹丸的枪械,只是威力远远比不上弓弩,在这个距离上,弓箭能轻易洞穿这人形靶。而这奇怪的枪械却只能浅浅地砸伤人形靶表皮。他们不知道杜文浩试验这样一种还不如弓弩的复杂的东西做什么用。

杜文浩也对枪的威力不满意,估计是火药不够,便又增加了一点用药量,再次进行试射,结果,又炸膛了!

要防止炸膛,一个是用韧性好的材料替换生铁。另一个,便是用金属弹壳,可以增加气密性,同时减少炸膛的可能。

杜文浩又要来纸笔,画了一个金属弹壳。引信部分的雷汞他不知道怎么做,依旧用涟发引火,这会损失一部分气密性。但没办法。

尽管试验不能算成功,但已经达到了主要目的,那就是经过这次测试,李宏他们已经从实物上了解到了枪械发射原理,为进一步改进枪械制造和大炮的制造打下了基础。

杜文浩让工匠将炸裂的枪管分开,发现枪管内壁并没有经过打磨,便把工匠叫来,指着内壁说道:“枪管内壁必须打磨光滑,越光滑弹丸阻力就越射出的弹丸也就越远。另外,咱们现在使用的是铁弹丸,这玩意太重,要用轻一些的金属,以后换成铅弹。”

李宏忙答应了。杜文浩又在枪口下部设计了一把能拆卸的刺刀。要求他们自行更改装药量等设计,实验的目的就是发射的铅弹能击穿五十步外的木制人形靶,且连续射击不会炸膛。

回来路上,王润雪道:“相公,你发明的这玩意是用来惊马的吗?”

杜文浩一愣:“惊马?”

“是啊,我听这声音好大。比战鼓还要响数十倍,若是战场上敌军的战马听到这么巨大的声音连续轰响,绝对会惊马乱成一团的

杜文浩苦笑:“这是射击武器,是发射金属弹丸的,跟弓弩一样。不过你说的用惊吓战马,倒也算是它的一个附加作用。用来对付战马冲击也有一定作用

“可是,刚才我看那射击的弹丸威力远不如弓弩啊

“现在试验还没有成功。将来成功后的威力,绝对比最犀利的弓弩都要厉害得多。慢慢来,以后你就知道了

“哦。”王润雪点点头,“对了,你们军事演习准备得怎么样了?”

“差不多了,立秋那天正式开始。”

“我能参加吗?。

“你当然要参加。你逛要帮我检查他们演练是否符合兵法的要求,提出进一步整改方案呢。”

“让我提意见啊。我不知道耶”。

“你熟读兵书,怎么会不知道呢?你需要帮我看看他们到底做的哪里不对,我好整改

“那”我试试吧。”王润雪点头道。

几玉后

这之前,杜文浩也不去各个兵营转悠,让他们自己操练。这天一大早,杜文浩一身戎装,骑着枣红马,一边椅着烂银枪,一边挂着弓箭,王润雪也穿了一身战袍,骑着一匹白龙驹,显得英姿飒爽。

杜文浩带着王润雪和护卫队,先来到三衙。

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