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第299章 大师兄驾着四师弟带着三师弟跑了?(1 / 2)

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铁柱嘴巴张的老大,沾着尿液的小手不由塞进口中,吮了几下,一皱眉,终于回过神来,想了想,急忙朝着铸造坊跑去,鬼哭狼嚎道:

“哎呀,张老师,大师兄带着小沙僧去西天取经了,把俺落下了……。”

……

铸造厂。

一间宽敞明亮的房间。

门外挂着一个醒目的木牌:厂长办公室。

张老梗瞪着灯泡似的大眼,看着张一鸣送来的那张图纸,眉头皱的跟梯田似的,脑子里浮现了一个又一个的问号。

独轮车,马车,张老梗倒是见过不少,唯独这玩意,闻所未闻。

这也难怪张老梗迷茫,因为自行车在前世地球上出现的历史也不长。

自行车是地球上极其常见的一种交通工具。它的出现极大的方便了人们的出行,而最早的自行车是由法国人西夫拉克发明的,它并没有传动系统,靠两脚蹬地向前滑行,起初最快只能达到时速20公里,后来苏格兰人皮埃尔发明了前轮带脚蹬的自行车,第一辆真正现代意义的自行车出现在19世纪末的英国,后由传教士带入中国,据不完全统计,目前整个中国有大约五亿辆自行车的保有量。

何况,在交通工具极其匮乏的古代,自行车更加具有优势,张一鸣正是看中了自行车在这个时代广阔的市场发展前景,既能方便于民,又能让自己赚的盆钵爆满,何乐而不为呢?

张一鸣耐心而又细致的讲解着:

“老梗叔,图纸上的东西叫自行车,是我发明的一种新型便捷的交通工具,构造简单,结实耐用,绿色环保,极易上手,它的时速最快可达三四十公里,人人值得拥有……。”

张老梗木讷的点点头,憨厚道:

“村长想出来的玩意肯定是好东西,俺一百个相信,只是俺岁数大了,有些东西还整不明白,还想请村长说道说道?”

“嗯,你问吧?”

“村长,这个啥自行车是怎么往前走的?是人推还是牲口拉?”

张一鸣谆谆诱导道:

“老梗叔啊,自行车运动是一种半机械化运动,是人们应掌握一定的机械原理和力学知识,有效地利用传动速比,合理掌握运动强度,巧妙节省体能消耗,从而以充沛的体力,达到高效的运动,而且自行车是传动式机械,它的传动装置包括主动齿轮、被动齿轮、链条及变速器,而自行车的踏脚又用到了杠杆原理……,老梗叔,你明白了吗?”

张老梗感觉自己从未如此迷茫过,头摇的像拨浪鼓。

也难怪,让一个古代的老人与时俱进比训练一只猪爬树都费劲,张一鸣干笑道:

“咳咳,说白了,自行车和独轮车的原理差不多,独轮车是用三角架固定,农夫手推用力,以独轮为移动点,而自行车就是比独轮车多了一个移动点,它只有车胎没气的时候才用手推,平时用两只脚蹬踏板……。”

张老梗的眼睛慢慢亮了起来,张一鸣又紧接着给张老梗详细介绍了起来,张老梗再怎么说也是个铸造大师,对机械方面的理解能力比一般人强的多,慢慢的张老梗对自行车有了一种全面,深刻的了解,对张一鸣的创新能力佩服的五体投地,要放亮光,直感慨:

“唉,村长,如果你跟着俺打铁,不出三年,你就是天下第一铸造师。”

天下第一铸造师不敢当,天下第一剥窃师倒是实至名归。

不过,有一点,张一鸣犯愁了,自行车的轮胎需要橡胶,而在这个时代,橡胶技术在人们的眼中就像月球一般遥不可及。

此事绝非一朝一夕能搞定,不急,既然没有橡胶皮圈,那就用替代品,反正这个时代的马车的两个轮子不也是多拉快跑,结实耐用吗?

说话间,铁柱连喊带叫的跑了进来,神情悲壮憋屈。

每次看到胖嘟嘟的铁柱,张一鸣都想笑,这次也不例外,逗引道:

“铁柱啊,怎么了?小jj被狗咬了吗?”

铁柱晃着小脑袋来到张一鸣近前,拍拍胸脯,一惊一乍道:

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