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第二十一章 偃师级蒸汽机(1 / 2)

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基础建设是国家最好的投资,是当代留给后人们最宝贵的财富。

国家上升期,总要攒下一波家底,攒下一波财富留给子孙后代。把财富拿来进行基础建设,总好过拿来奢侈浪费。

退一万步说,现在的基础设施建设,七八十年甚至上百年后,后代觉得维护费昂贵,承担不起了,最大不了直接废弃,甚至算不上负担。

苏黛向赵桓介绍道:“东京的自动取水系统关键部分已经建成。官家看到的这水塔只是自来水厂的一部分。在山上还有沉井、沉淀池、过滤水渠、清水池、分水渠等核心部分。”

“这些部分建设完成,东京城区内的管道建设只要在主管道上建设支流就能覆盖全城。”

“管道用的是三种不同工艺,主管道粗壮,所以大量采用的陶土管。皇宫、入室管道不在乎维护费,采用的是铜管,而公共取水设施则用的钢铁管道。”

赵桓点了点头,表示赞赏。这些工艺中,陶土管与铜管都是中原的传统优势,自古以来就有非常先进的工艺。

陶土就不用多说了,制陶业是中原流传五千年的优势技术,工业化之前,封建帝国就能靠规模提供大量陶制品。

如今大宋境内开设了一批批大型制陶工坊,给天下各地陆续开工的自动取水系统提供陶土管完全没有问题。

而铜管用以自动取水,这就是中原很成熟的技术了。汉灵帝刘宏就曾经在皇宫里搞过这种发明。

这两项技术都是中原已经有的现成技术,太学直接将其拿来运用了。

太学这次真正的大胆尝试还是在公共取水设施方面,采用钢铁工艺。

赵桓问道:“供水系统不是直接通到各家各户?”

苏黛点头,说道:“百姓贫富不同,开封府没有强行给各户施加压力。而是在城中建设了大量的公共取水点,以雕塑、水池、喷泉的形势存在,足以覆盖全城。”

“而达官显贵,富豪世家等,不在乎钱财的,可以向开封府提交费用,开封府为其架设管道,供水入户。”

这么看的话,这自动取水系统显然是财政补贴的市政公共项目,赚钱是指望不上了。

有这方便的自来水厂,东京生活的便利程度会上升一个层次。

但麻烦也多了不少,毕竟后世已经形成常识了,打仗先打对方城市的自来水厂。

赵桓看向岳飞问道:“这自来水厂的守备如何?会不会被下毒?”

岳飞向前,对赵桓介绍道:“枢密院已经借鉴了靖康年间东京之战的教训,东京的供水系统不再依靠一两条主干道,不会重演蔡河被阻塞的一幕。”

“如今在城市周围共设置了六座高山,分别设置水厂供水。”

“哪怕水厂全部失守,东京城内还有水渠、运河可以取水。在军事上不用担忧断水威胁。”

果然不愧是专业的军事指挥机构,赵桓十分满意,然后接着询问了那个自己最感兴趣的话题:“会不会被投毒?”

自来水投毒可是无数民间荒诞故事里排名非常靠前的。

岳飞不禁露出笑意,从容解释道:“官家觉得要下多少毒才能起作用?”

“当下最常见的毒物应该是砒霜了。水厂每天向城市里供应十万石水,也就是九百五十万斤水。”

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